What happens in an aphotic zone of a body of water?

) A. Water flows in and out quickly.

O

B. There is no photosynthesis.

C. The water is stagnant.

O

D. Plants grow quickly.

Answers

Answer 1

In an aphotic zone of a body of water, there is no photosynthesis. The correct answer is option B.

The aphotic zone, which is also known as the abyssal zone, is a section of the ocean or other bodies of water that is entirely devoid of light. It is the area below the photic zone, where sunlight is abundant enough for photosynthesis to occur.However, in an aphotic zone, the sun's light does not reach the ocean floor. This implies that no photosynthesis occurs in this area since plants and other photosynthetic organisms require light to survive. So,there is no photosynthesis in an aphotic zone of a body of water.

For more such questions on photosynthesis, click on:

https://brainly.com/question/19160081

#SPJ11

Answer 2

Answer:Its D

Explanation:


Related Questions

support cells in the central nervous system are collectively called

Answers

Support cells in the central nervous system are collectively called neuroglia, or simply glial cells (glia = glue).

The source of nerve impulses is a neuron, a nerve cell with all of its activities. The most prevalent kind of supporting cell is this one. They take part in the metabolic exchange between blood and neurons. Provide neurons a supporting framework and cover all of their non-synaptic components. Non-neuronal cells called neuroglia or glial cells assist and protect neurons in the central nervous system (CNS) and peripheral nervous systems by forming myelin, maintaining homeostasis, and other functions (PNS).

To know more about nervous system, click here:

https://brainly.com/question/29355295

#SPJ4

Supporting cells of the nervous system are collectively called _

A. Depolarization

B. Synapse

C. Endorphins

D. Peripheral nervous system

E. Hyperpolarization

F. Neuroglia

which tissue uses peristalsis to help move food along the digestive tract

Answers

The smooth muscle tissue uses peristalsis to help move food along the digestive tract.

Peristalsis is a wave-like contraction of smooth muscles in the gastrointestinal tract that pushes food and other contents forward. This is how food travels through the digestive tract in our bodies. In the digestive tract, smooth muscles are found in the esophagus, stomach, small intestine, and colon.The smooth muscle tissue that lines the digestive tract is responsible for performing the task of peristalsis. Peristalsis is the rhythmic contraction and relaxation of the smooth muscle in the digestive tract that aids in the digestion of food and the movement of waste through the intestines.The muscles in the walls of the digestive tract push the food along in a wave-like motion. The movement of food down the digestive tract is controlled by the nervous system. As food is broken down by enzymes in the digestive tract, it is slowly moved down the tract by peristalsis. The waste product that remains after the food is broken down is eliminated from the body through the anus.

For more such questions on peristalsis

https://brainly.com/question/3223318

#SPJ11

what is the common molecule involved in the catabolism of proteins, fats, and carbohydrates?

Answers

The common molecule involved in the catabolism of proteins, fats, and carbohydrates is adenosine triphosphate (ATP).

ATP is a molecule that provides energy for cellular processes, and it is created during the breakdown of these macromolecules. Proteins are broken down into their constituent amino acids, which can be further broken down into intermediates that enter into cellular respiration pathways. Fats are broken down into fatty acids and glycerol, which can also be used in cellular respiration. Carbohydrates are broken down into glucose, which enters into glycolysis, a cellular respiration pathway. ATP is produced during the electron transport chain of cellular respiration, providing energy for various cellular processes.

To learn more about catabolism refer to:

brainly.com/question/29461502

#SPJ4

The DNA sequence shown below comes from part of the TP53 gene. It encodes the last amino acids of the p53 protein, which is normally 393 amino acids long. The underlined codon indicates the correct reading frame of this gene. The lower strand of the gene is used as the template during the transcription of mRNA from this gene....TTCAAGACAGAAGGGCCTGACTCAGACTGACATTCTCC-3'...AAGTTCTGTCTTCCCGGACTGAGTCTGACTGTAAGAGG-5'A mutation that changes the nucleotide at position 25 from G to C results in which of the following:

Answers

As per the given DNA sequence shown below comes from part of the TP53 gene, the nucleotide at position 25 from G to C mutation results in missense. Option B is correct .

A missense mutation is when a single nucleotide change in the DNA sequence results in a codon that codes for a different amino acid, potentially altering the protein function.

A missense mutation is a kind of point mutation that leads to the substitution of a different amino acid residue instead of the original amino acid residue in the resulting protein. It occurs when the DNA sequence of a gene is altered in such a manner that a nucleotide is changed, resulting in the production of a protein that has a different amino acid at a specific position. This mutation results in the production of an altered protein. Thus, a missense mutation is a type of point mutation that alters a single nucleotide within a DNA sequence, resulting in a change to a different amino acid in the protein sequence

Therefore, the given mutation that changes the nucleotide at position 25 from G to C results in missense mutation. In this case, the boxed nucleotide changes from C to A, resulting in a different codon that codes for a different amino acid. Therefore, the correct answer is B. Missense.

To know more about Mutation please visit:

https://brainly.com/question/14438201

#SPJ11

The DNA sequence shown below comes from part of the TP53 gene. It encodes the last amino acids of the p53 protein, which is normally 393 amino acids long. The underlined codon indicates the correct reading frame of this gene. The lower strand of the gene is used as the template during the transcription of mRNA from this gene....TTCAAGACAGAAGGGCCTGACTCAGACTGACATTCTCC-3'...AAGTTCTGTCTTCCCGGACTGAGTCTGACTGTAAGAGG-5'A mutation that changes the nucleotide at position 25 from G to C results in which of the following: Consider a mutation that changes the boxed nucleotide from C to

A. What kind of mutation is this?

B. Missense AUEACAADS

C. Nonsense

D. Frameshift

E. Non-coding AUGT Met AG

Select all the components of the vertebrate circulatory system. -heart -blood -vessels.

Answers


The vertebrate circulatory system consists of the heart, blood, and vessels.

The heart pumps blood through the vessels to deliver oxygen and nutrients to cells throughout the body. The blood carries oxygen and other gases, nutrients, hormones, and waste products to and from the body’s cells. The vessels, including arteries, veins, and capillaries, are the pathways for the blood to travel through the body. The arteries transport blood away from the heart and veins transport blood back to the heart. The capillaries provide a network of tiny vessels that connect arteries to veins and allow oxygen and other substances to be exchanged between the blood and cells. Together, these components form a closed loop that circulates oxygen, nutrients, and other substances throughout the body.

For more such questions on circulatory system

https://brainly.com/question/946975

#SPJ11

A girl walks from her home to a friend’s home 3 blocks north. She then walks 2 blocks east to the post office. 1 block north to the library, and one block east to the park. From the park, she walks 2 blocks west to the movie theater. After the movie, she walks 4 blocks south to the pet store. What is the girls displacement from her starting point to the pet store? Where is the location of the pet store in relation to her home? Calculate the distance she walked in blocks.

Answers

To calculate the girl's displacement from her starting point to the pet store, we need to determine the distance and direction between the two locations. We can use a coordinate system to represent the girl's movements:

Starting point (0,0)
Friend's house (0,3)
Post office (2,3)
Library (2,4)
Park (3,4)
Movie theater (1,4)
Pet store (1,0)
To calculate the displacement, we can use the Pythagorean theorem, which states that the square of the hypotenuse of a right triangle is equal to the sum of the squares of the other two sides. In this case, the displacement is the hypotenuse of a right triangle with legs of 1 block east and 3 blocks south:

Displacement = √((1^2) + (3^2)) = √10 ≈ 3.16 blocks

Therefore, the girl's displacement from her starting point to the pet store is approximately 3.16 blocks in a direction that is 270 degrees (south) from her starting point.

The location of the pet store in relation to her home is 1 block east and 3 blocks south.

To calculate the distance she walked, we can add up the lengths of each segment of her journey:

Home to friend's house: 3 blocks north
Friend's house to post office: 2 blocks east
Post office to library: 1 block north
Library to park: 1 block east
Park to movie theater: 2 blocks west
Movie theater to pet store: 4 blocks south
Total distance walked = 3 + 2 + 1 + 1 + 2 + 4 = 13 blocks

Therefore, the girl walked a total of 13 blocks.

The first stop in assessing the evolutionary path of the three equine species is to transcribe their mitochondrial DNA to RNA. A mitochondrial gene from a horse is found on the top strand: What RNA sequence is produced from this strand of DNA? (Enter your answer beginning at the 5' end with no spaces.)

Answers

The RNA sequence produced from the top strand of the mitochondrial DNA of a horse is: 5'-AAUCUGCUUGGCCUAAAU-3'.

This sequence is derived from the process of transcription, which is a part of gene expression. In transcription, the DNA sequence is used as a template to create a complementary RNA molecule. The RNA molecule created from the mitochondrial DNA of the horse contains the same genetic information, but it is written in a different language.


In the process of transcription, DNA is unzipped, and an enzyme called RNA polymerase binds to the template strand of the DNA and starts reading it in the 3' to 5' direction. For each DNA nucleotide, an RNA nucleotide is matched to it and the two nucleotides are held together by a hydrogen bond.

This process continues until the enzyme reaches the end of the template strand. The result of this transcription is a single strand of RNA. The sequence of the RNA molecule is the complement of the sequence of the original DNA template strand. In the case of the mitochondrial DNA of a horse, the complementary RNA sequence is 5'-AAUCUGCUUGGCCUAAAU-3'.

Transcription is a fundamental process for gene expression. Through this process, the information contained in the DNA molecule is made available for the production of proteins and for other cellular functions.

To know more about RNA refer here:

https://brainly.com/question/20914096#

#SPJ11

a thick rigid barrier found outside of the cell membrane in plant cells

Answers

Cell-Wall is a thick rigid barrier found outside of the cell membrane in plant cells. A cell wall is a thick, stiff layer that surrounds the cell and is located outside the cell membrane.

In addition to cellulose and protein, the cell wall also contains additional polysaccharides. The cell wall offers structural defense and support. Certain cell types have a stiff, partially permeable protective coating called a cell wall. In the majority of plant cells, as well as those of fungi, bacteria, algae, and certain archaea, this outer layer is situated close to the cell membrane (plasma membrane).

Nevertheless, animal cells lack a cell wall. A plant cell's cell wall is its outermost layer. It protects the cell while stiffening it. Cell walls are absent from animal cells. Every cell has a membrane around it as a form of defense.

Learn more about cell membrane Visit: brainly.com/question/1768729

#SPJ4

Correct Question:

_____ is a thick rigid barrier found outside of the cell membrane in plant cells.

what is the function of the mastoid process of the temporal bone?

Answers

The mastoid process is a bony protrusion located behind the ear, on the temporal bone of the skull. The mastoid process serves as an attachment point for several neck muscles, including the sternocleidomastoid muscle, which helps to rotate and flex the neck.

The mastoid process also contains air cells that are part of the mastoid air cell system, which connects to the middle ear. These air cells help to equalize the pressure between the middle ear and the external environment, which is important for maintaining proper hearing and balance.

In addition, the mastoid process can provide important diagnostic information in cases of certain medical conditions. For example, infections of the middle ear can sometimes spread to the mastoid air cells, resulting in mastoiditis, a potentially serious condition that requires prompt medical attention.

To learn more about temporal bone refer to

brainly.com/question/28343528

#SPJ4

which mutation is least likely to affect the corresponding protein? group of answer choices nonsense mutation missense mutation frameshift mutation mutation that deleted the entire gene

Answers

A nonsense mutation is least likely to affect the corresponding protein.

What is a mutation?

A mutation is a sudden, unexpected transformation in genetic information that occurs naturally over time or is triggered by environmental factors. As a result, mutations can have a variety of impacts on proteins. A mutation in DNA may have no effect, a moderate effect, or a severe effect on the protein it encodes. Mutations may be classified as silent mutations, missense mutations, nonsense mutations, frameshift mutations, and other types of mutations.

They may arise spontaneously as a result of replication errors or as a result of exposure to various DNA-damaging agents.Mutations that are least likely to impact the corresponding protein: The following are the types of mutations that are least likely to impact the corresponding protein:

nonsense mutationMissense mutationSilent mutation

Therefore, the correct answer is a nonsense mutation. A nonsense mutation is a type of mutation that transforms an amino acid coding codon into a stop codon. As a result, a short, incomplete protein is produced. Because of the generation of a premature stop codon, this protein lacks vital functional domains. Nonsense mutations are much less likely to have an effect on the corresponding protein than other types of mutations.

Learn more about mutations: https://brainly.com/question/26928446

#SPJ11

a triglyceride is composed of three fatty acids attached to a backbone.

Answers

A triglyceride (TG, triacylglycerol, TAG, or triacylglycerol) is a molecule made up of glycerol and three different fatty acids (from tri- and glyceride). Triglycerides are the primary components of human and other mammal bodily fat, as well as vegetable fat. Glycerol is combined with three fatty acid units to create triglycerides.

A triglyceride (TG, triacylglycerol, TAG, or triacylglycerol) is a molecule made up of glycerol and three different fatty acids (from tri- and glyceride). Triglycerides are the primary components of human and animal bodily fat, as well as veggie fat. ... Glycerol is combined with three fatty acid units to create triglycerides. Triglycerides cannot easily travel through cell membranes. Lipoprotein lipases, which are enzymes found on the walls of blood arteries, must break down lipids into free fatty acids and glycerol. Fatty acids can then be taken up by cells via the fatty acid transporter

Triglycerides are not polymers, and fatty acids and glycerol are not monomers because fatty acids and glycerol do not form repetitive chains like other monomers

how do organisms obtain and use the matter and energy they need to live and grow?

Answers

Organisms obtain and use the matter and energy they need to live and grow by food, nutrients, or sunlight in order to carry out cellular processes.

Energy is a necessity for all living things to live. During the act of breathing, they get their energy. Breathing and oxygen-fueled food breakdown within cells are both components of respiration, which releases energy.

Energy is needed for an organism to survive in order to support its essential life processes. Depending on the best survival tactics, organisms must make specific decisions. It begins with the transmission of genetic information through reproduction from one generation to the next.

The molecular mechanisms linked to survival that contribute to the maintenance of life follow next. Nutrition is a crucial component of living since it provides the energy the body needs. Last but not least, a vital component of survival is the efficient operation of the senses and reactions, as well as the development of a lifestyle in a habitat.

Learn more about Matter and energy:

https://brainly.com/question/19571133

#SPJ4

Which example is an abiotic factor of a desert environment?
* rattlesnake
* scorpion
* cactus
* sand ​

Answers

Answer:

Which example is an abiotic factor of a desert environment?

* rattlesnake

* scorpion

* cactus

* sand ​

Explanation:

Sand is an abiotic factor of a desert environment. Abiotic factors are non-living physical and chemical components of an ecosystem, such as water, sunlight, soil, and temperature.

The answer is sand since abiotic means a non-living thing, biotic is living things such as rattlesnakes,scorpions and cacti

A couple is expecting a child. The fetus undergoes genetic testing and the couple discover the fetus has sickle cell anemia. The couple ask the nurse how this happened. Which statement is accurate for the nurse to provide? a."Sickle cell anemia can be passed to the fetus in many ways. We will know more at birth."
b."Sickle cell anemia is passed to a fetus when one of the parents has the gene."
c."Sickle cell anemia occurs from a random genetic mutation."
d."Sickle cell anemia is passed to a fetus when both parents have the gene."

Answers

The nurse should inform the couple that (d) "Sickle cell anemia is passed to a fetus when both parents have the gene". Therefore, option d is the accurate statement for the nurse to provide.

Sickle cell anemia is an inherited blood disorder. It causes the production of abnormally shaped red blood cells, which become sticky and rigid and may get stuck in small blood vessels in the body. This can cause severe pain and organ damage, as well as increase the risk of infection, stroke, and other complications.

The technique of genetic testing is used to detect gene mutations that cause various disorders. In the case of sickle cell anemia, it is caused by a mutation in the gene that is responsible for making hemoglobin, the protein that carries oxygen in the blood. When both parents have a copy of the mutated gene, their child is at risk of inheriting sickle cell anemia.

Learn more about fetus: https://brainly.com/question/1311741

#SPJ11

ASAP PLS
1. In the stem of a plant that is bending toward the light, auxins are most concentrated in:
1. the top surface of the leaves
2. the bottom surface of the leaves
3. the side of the stem facing the light
4. the side of the stem away from the light

2. Which organism has a distinct central nervous system?
1. starfish
2. jellyfish
3. crayfish
4. clam

Answers

Auxins are primarily concentrated on the side of a plant stem that is bending in the direction of the light. Crayfish is an organism with a unique central nervous system.

What portion of the plant concentrates auxin?

As a result, even though auxins are present in all plant tissues, their concentration is highest at the plant's top and declines towards the roots.

Which side of the stem contains the most auxin?

Auxins are distributed throughout plants under typical lighting conditions. Nevertheless, auxin is broken down on the stem's sunnier side when the amount of sunshine varies. The plant cells on the shady side grow more due to the higher auxin content, causing it to bend towards the light.

To know more about plant stem visit:-

https://brainly.com/question/14564715

#SPJ1

in eukaryotes, transcription occurs in the , whereas translation takes place in the .

Answers

In eukaryotes, transcription is the process by which RNA is synthesized from a DNA template. It occurs in the nucleus of the cell, where the DNA is located.

During transcription, the DNA double helix is unwound and one of the strands serves as a template for the synthesis of a complementary RNA molecule. The RNA molecule is then processed and transported out of the nucleus into the cytoplasm.

Translation is the process by which proteins are synthesized from RNA molecules. It occurs in the cytoplasm of the cell, where ribosomes are located. During translation, the RNA molecule is read by the ribosome, and the information it contains is used to assemble a protein.

This process involves the sequential addition of amino acids to the growing protein chain, based on the sequence of codons in the RNA molecule. The resulting protein then folds into its functional three-dimensional structure, allowing it to carry out its specific cellular function.

To learn more about eukaryotes

https://brainly.com/question/30335918

#SPJ4

High Levels Of Citric Acid Inhibit The Enzyme Phosphofructokinase, A Key Enzyme In Glycolysis. Citric Acid Binds To The Enzyme At A Different Location From The Active Site. This Is An Example Of Select One: A. The Specificity Of Enzymes For Their Substrates. B. Positive Feedback Regulation. C. An Enzyme Requiring A Cofactor. D. Allosteric Regulation.
E. copetitive inhibition

Answers

The correct answer is D: Allosteric Regulation.

Allosteric regulation is a process in which a molecule binds to an enzyme at a site that is not its active site, causing a conformational change and either activating or inhibiting the enzyme's activity. In the case of citric acid and phosphofructokinase, citric acid binds to a regulatory site and causes the enzyme to become inactive. This is an example of allosteric regulation because it is a change in enzyme activity caused by a molecule binding to a non-active site.

In allosteric regulation, a molecule called a ligand binds to a regulatory site on an enzyme and causes a conformational change. This change either activates or inhibits the enzyme's activity. In the case of phosphofructokinase, the binding of citric acid to the regulatory site causes the enzyme to become inactive, resulting in the inhibition of the enzyme. This inhibition prevents the enzyme from catalyzing the conversion of fructose 6-phosphate to fructose 1,6-bisphosphate, which is an essential step in glycolysis.


In summary, high levels of citric acid inhibit the enzyme phosphofructokinase by binding to the enzyme at a regulatory site and causing a conformational change that inhibits the enzyme's activity. This is an example of allosteric regulation, where a molecule binds to a regulatory site and causes a conformational change that either activates or inhibits the enzyme's activity.

To know more about allosteric regulation, refer here:

https://brainly.com/question/13708316#

#SPJ11

What is the metabolic profile? What determines the metabolic profile of a given bacterial species?

Answers

The metabolic profile of a given bacterial species is a combination of both its genetic makeup and the particular environment in which it resides.

The metabolic profile of a bacterial species is a collection of metabolic pathways and their respective enzymes that are responsible for producing energy, synthesizing proteins and other important molecules, and degrading various components of the environment. This profile is determined by the particular bacteria’s genetic makeup, meaning that each species has a unique set of metabolic pathways. These pathways are typically specific to the species and do not vary much between strains within the same species. Furthermore, the metabolic profile of a species can be modified by various environmental factors, such as temperature, light, and nutrient availability.

To learn more about Metabolic :

https://brainly.com/question/14422941

#SPJ11

vasoconstriction of blood vessels delivering blood to the gut is a likely response when an individual is

Answers

Vasoconstriction of blood vessels that supply blood to the gut is a likely response when an individual is under stress or in a fight-or-flight situation.

When the body perceives a threat, the sympathetic nervous system activates, leading to the release of adrenaline and other stress hormones. These hormones cause vasoconstriction of blood vessels in certain parts of the body, including the gut, in order to redirect blood flow to areas that are more essential for survival, such as the heart, lungs, and muscles.

This response is an evolutionary adaptation that allows the body to respond quickly to potential danger, by increasing heart rate and blood pressure, and providing more oxygen and glucose to vital organs and tissues. However, prolonged or chronic stress can lead to dysfunction of the stress response system and may contribute to various health issues.

To learn more about vasoconstriction  refer to

brainly.com/question/4359984

#SPJ4

which of these conditions are always true of populations evolving due to natural selection? condition 1: the population cannot vary in traits that are heritable. condition 2: some heritable traits must increase reproductive success. condition 3: individuals pass on most traits that they acquire during their lifetime.

Answers

Condition 2: Some heritable traits must increase reproductive success is always true of populations evolving due to natural selection. Heritable traits are those traits that are passed on from parents to offspring, and they can vary within a population. Those traits that increase reproductive success are more likely to be passed on to future generations and will become more prominent in the population over time.


Which of these conditions are always true of populations evolving due to natural selection?

Of the given conditions, the only one that is always true of populations evolving due to natural selection is "condition 2: some heritable traits must increase reproductive success."Natural selection is a natural process that allows individuals that have beneficial traits to survive and reproduce, passing those traits down to their offspring. This process allows populations to evolve over time to better adapt to their environment and increase their chances of survival.There are certain conditions that must be met for natural selection to occur, but not all of them are always true. For example, it is not true that "the population cannot vary in traits that are heritable," as variation is actually necessary for natural selection to occur. In addition, it is not always true that "individuals pass on most traits that they acquire during their lifetime," as only traits that are heritable can be passed down from one generation to the next.

For more information follow the link: https://brainly.com/question/2725702

#SPJ11

two genes, u and h, affect wing development in a species of flying pigs, where some pigs have wings and some do not. pigs with wings are always homozygous at gene u (u1u1). among pigs with wings, allele h4 codes for grey feathers and is dominant over allele h5, which codes for white feathers. which of the following best describes this scenario? group of answer choices A. duplicate recessive epistasis B. recessive epistasis of u over h C. duplicate dominant epistasis D. recessive epistasis of h over u E. dominant epistasis of h over u F. dominant epistasis of u over h

Answers

The scenario that was described of the effect of gene u on gene h is an example of recessive epistasis of u over h.

The correct option is C.

What is recessive epistasis?

This type of epistasis, where one gene masks the expression of another gene, is known as recessive epistasis of u over h.

The fact that pigs with wings are always homozygous at gene u (u1u1) suggests that the presence of this allele is necessary for wing development. In addition, the presence of the homozygous recessive genotype (u2u2) likely results in no wing development.

The fact that allele h4 codes for grey feathers and is dominant over allele h5, which codes for white feathers, suggests that the expression of h determines feather color in pigs with wings. Therefore, the expression of h is dependent on the presence of the u1 allele.

Learn more about recessive epistasis at: https://brainly.com/question/29642010

#SPJ1

In an enveloped virus, the ___ found in the viral envelope are derived from the host cell whereas the ___ found in the viral envelope are generally virally encoded.

Answers

In an enveloped virus, the glycoproteins found in the viral envelope are derived from the host cell whereas the matrix proteins found in the viral envelope are generally virally encoded.

What is an enveloped virus?

An enveloped virus is a virus that is covered by a lipid envelope that contains glycoproteins. The lipid envelope is a combination of host and viral components that is formed by budding through cellular membranes. The lipid envelope is thought to be derived from host cell membranes in the majority of enveloped viruses, and it is necessary for viral particle transmission, infection, and replication.

The virus's genome is surrounded by a capsid or core structure, which is then surrounded by a protein shell known as the matrix. Finally, the lipid envelope, which is created from the host cell's plasma membrane as the virus buds from it, surrounds it. The enveloped viruses contain matrix proteins and glycoproteins. Matrix proteins and glycoproteins in enveloped viruses are different. Matrix proteins are usually encoded by the virus, while glycoproteins are typically derived from the host cell.

#SPJ11

Complete the sentences by dragging the correct organs or structures to the appropriate blanks. Answers may be used more than once. Not all answers will be used. Used bile salts are absorbed in the ____. This organ recycles the bile salts to used bile salts enter the make new II present in chyme, it can interfere with the recycling of used blle salts. As a result, the used bile salts are in _____ When there is a lack of recycled blle salts, the from the bloodstream to make new ___ uses

Answers

Used bile salts are absorbed in ileum. This organ recycles bile salts to the liver. If there is excess fat present in chyme, it can interfere with recycling of used bile salts. As a result, used bile salts are in lower concentration. When there is lack of recycled bile salts, liver takes up more cholesterol from bloodstream to make new bile salts.

What are bile salts?

Bile salts play key role in hepatobiliary and intestinal homeostasis and digestion. The liver synthesizes primary bile salts from cholesterol and enzymatic modifications during their enterohepatic circulation lead to the formation of secondary and tertiary bile salts. The solubilization of dietary lipids and fat-soluble nutrients are the main digestive functions of bile salts.

To know more about bile salts, refer

https://brainly.com/question/15217814

#SPJ1

MULTIPLE CHOICE QUESTION
Which of the following are components of most
viruses? Select all that apply.

A. Lipid envelope

B. Cell wall

C. Attachment proteins or
envelope proteins (sometimes
also called virus spikes)

D. protein capsid which contains.
the genetic material.

E. DNA or RNA as genetic
material

Answers

Following are the components of most viruses : A. Lipid envelope; C. Attachment proteins or envelope proteins (sometimes also called virus spikes); D. Protein capsid which contains the genetic material; E. DNA or RNA as genetic material

What are the components of  viruses?

Components A, C, D, and E are found in most viruses. However, component B, the cell wall, is not found in viruses as they are acellular and do not have cell walls.

Viruses are composed of a nucleic acid, RNA or DNA  but never both. - All viruses have protein coat or shell that surrounds and protects the nucleic acid core.  Some viruses have lipid envelope or membrane surrounding nucleocapsid core and the source of the envelope is from membranes of the host cell.

To know more about viruses, refer

https://brainly.com/question/25236237

#SPJ1

The kidneys help to regulate blood pressure by:A. retaining key electrolytes, such as potassium.B. eliminating toxic waste products from the body.C. removing sodium, and thus water, from the body.D. accommodating a large amount of blood volume.

Answers

Answer:

option C

Explanation:

The kidneys regulate circulatory volume by controlling sodium and water balance

how long does it take a venus flytrap to digest a fly

Answers

Three to five days ! hope it helps!!

regulation by induction and repression are called negative control because __________.

Answers

Regulation by induction and repression are called negative control because they both involve the suppression of gene expression.

The  repression of gene expressed occurs when a  patch,  frequently a protein, binds to a gene and prevents its expression, or when a gene is actuated by a  patch, but the gene product isn't made. In both cases, gene expression is inhibited, which is why these nonsupervisory processes are considered negative control.  

In negative control, the gene is suppressed by a nonsupervisory  patch,  similar as a recap factor, which binds to the gene and prevents it from being expressed. This is known as  suppression. Alternately, the gene may be actuated by a nonsupervisory  patch,  similar as an activator protein, which binds to the gene and allows it to be expressed.

To know more about gene expressed visit:

https://brainly.com/question/19883692

#SPJ4

Which of the following individuals used X-ray diffraction to determine that DNA was helical, the distance between base pairs, the length of one turn of the DNA helix, and the diameter of DNA?Select one or more:Watson Franklin Crick Avery MacLeod Griffeths Chargaff McCarty Wilkins

Answers

The individual who used X-ray diffraction to determine that DNA was helical, the distance between base pairs, the length of one turn of the DNA helix, and the diameter of DNA was Rosalind Franklin. Therefore, the correct answer is Franklin.

Rosalind Elsie Franklin was an English scientist who contributed greatly to the understanding of molecular structures and is best known for her work on X-ray diffraction images of DNA, leading to the discovery of DNA's double helix structure. Franklin's work on DNA was published in the same issue of Nature as Watson and Crick's paper describing the double helix. Despite being the first to create a clear image of the structure of DNA, Franklin was not recognized for her work during her lifetime.

Here you can learn more about X-ray diffraction

https://brainly.com/question/28115835#

#SPJ11

The cells of the immune systema) move from one part of the body to another via the body's circulatory systemsb) descend from tissue cells & therefore stay in the tissues where they developed

Answers

The cells of the immune system move from one part of the body to another via the body's circulatory systems.

The immune system is a complex network of cells, tissues, and organs that function together to protect the body from infections and diseases. It has evolved over millions of years to defend the body against an array of pathogens, including viruses, bacteria, fungi, and parasites.The immune system is composed of several types of cells, including white blood cells (leukocytes), which are produced in bone marrow and distributed throughout the body via the circulatory system. These cells, which include B cells, T cells, and natural killer cells, all have specialized functions in the immune system.White blood cells leave the bloodstream and migrate into tissues where infections have arisen. Phagocytic cells (macrophages, neutrophils) remove dead cells and microorganisms. In response to stimulation by pathogens or inflammation, white blood cells can squeeze through the walls of blood vessels and enter tissues in search of foreign substances or damaged cells.In conclusion, the cells of the immune system move from one part of the body to another via the body's circulatory systems.

Learn more about immune system: https://brainly.com/question/15595309

#SPJ11

Do the following statements describe actin, myosin, both of the proteins or neither of the proteins?
contains a binding site for calcium
found in the I band
exists in a globular (G) form and a filamentous (F) form
Contains a binding site for ATP
is a component of the thin filament
is a component of the thick filament
Answers:
A. actin
B. myosin
C. neither actin nor myosin
D. both actin and myosin

Answers

Contains a binding site for calciumfound in the I bandexists in a globular (G) form and a filamentous (F) formContains a binding site for ATP is a component of the thin filamentis a component of the thick filament. The answer is: D. both actin and myosin

The statement contains a binding site for calcium, both actin and myosin contain a binding site for calcium. Found in the I band, Only actin is found in the I-band of the sarcomere. Exists in a globular (G) form and a filamentous (F) form, both actin and myosin exist in a globular (G) form and a filamentous (F) form.

Contains a binding site for ATP, both actin and myosin contain a binding site for ATP. A component of the thin filament, then actin is a component of the thin filament. A component of the thick filament, tand myosin is a component of the thick filament.

Learn more about myosin at:

https://brainly.com/question/14988876

#SPJ11

Other Questions
currently, with many climatic classification schemes which have been devised, scholars generally recognize that there are basic climate types on earth. (4pts) question 2 - currently, with many climatic classification schemes which have been devised, scholars generally recognize that there are basic climate types on earth. 5 20 0 10 infinitely manya.0b.5c.10d.20 A converging lens of focal length 20cm Forms a real Image of 4cm high of an object which is 5cm high. If the Image is 36cm away from the lens, determine by graphical method the position of the object. shayna is making a speech that tries to influence others. what type of modern speech is shayna making? refer to exercise 7.11. suppose that in the forest fertilization problem the population standard deviation of basal areas is not known and must be estimated from the sample. if a random sample of n = 9 basal areas is to be measured, find two statistics g1 and g2 such that p (g1 ( y - u ) g2 ) = 90 A country with absolute advantage can________________________________. A country with comparative advantage can___________________________________.(U.S. Government and Economics) Hormone pathways involved in maintaining homeostasis (such as the secretin pathway in the digestive tract) are often characterized by which of the following?Question 5 options:Local regulators such as prostaglandinsG protein-coupled receptorsPositive feedbackMultiple types of receptorsNegative feedback BRAINLIEST + 50 POINTS (answers in the picture below)Which statement best describes a graph of paired points that form a proportional relationship? Identify the winning side of each battleSides:Allied victoryGerman victoryBattles:First battle of el alameinOperation torchBattle of tobrukBattle of tunisia jolie envisions a society in which the government takes a stand to reduce social inequality and is concerned with the collective good of its citizens. she believes that the government should impose some limits on the rights of individuals and corporations, and that the means of production should be publicly owned. which of the following best describes jolie's vision? group of answer choices "For my part I feel non," Luisa answered gently, as one who finds its easy to_______, because he feels himself superior A part of a chromosome of a fungus was sequenced, it contained 28% thymine(T). What percent would by adenine (A) One of your clients purchases a municipal bond at issuance. The bond is purchased at a premium and the customer pays 107 for the bond. Which of the following is true regarding the tax treatment of the premium?[A] The bondholder will have no tax consequences at maturity of the bond.[B] The bondholder can immediately deduct the premium amount from ordinary income taxes owed for the year in which the bond was purchased.[C] The bondholder can write off the premium amount as a capital loss in the year of the bond's maturity.[D] The bondholder must hold the bond for a minimum of 1 year, after which the bondholder can write off the premium amount as a capital loss. when solving arithmetic expressions, oracle 12c always resolves addition and subtraction operations first from left to right in the expression. true or false? true/false. are 24/7 coordination centers that expand to become an interagency facility staffed by esfs in anticipation of a serious incident in the fema region. which of the following best supports the hypothesis that basic human emotions, such as sadness, are innate? A dietician is planning a snack package of fruit and nuts. Each ounce of fruit will supply 1 unit of protein, 2 units of carbohydrates, and 1 unit of fat. Each ounce of nuts will supply 1 unit of protein, 1 unit of carbohydrates, and 1 unit of fat. Every package must provide at least 8 units of protein, at least 11 units of carbohydrates, and no more than 10 units of fat. Let x equal the ounces of fruit and y equal the ounces of nuts to be used in each package. Let x be the number of ounces of fruit and y the number of ounces of nuts. Referring to the chart, give the three inequalities that x and y must satisfy because of the package's requirements for protein, fat, and carbohydrate. __ _ 8__ _ 11__ _ 10Give the inequalities that x and y must satisfy because they cannot be negative.y __x __ Solve below expression. First derive your answer as a function of n then calculate the whole values with the specified value of n. Show the derivation steps. A. 32log3nwheren=5i=6 B. n+2(i+3)wheren=98 An electroscope is a device with a metal knob, a metal stem, and freely hanging metal leaves used to detect charges. The diagram below shows a positively charged leaf electroscope.As a positively charged glass rod is brought near the knob of the electroscope, the separation of the leaves willremain the sameincrease The specific details and background of an individual client's problem is called ____________ data.A. idiographicB. parametricC. nomotheticD. observational how would you rate a mineral on the mohs hardness scale that scratched glass?