Answer:cellular respiration
Explanation:
How many of the following can be used to distinguish a nematode worm from an annelid worm?
1. type of body cavity
2. number of muscle layers in the body wall
3. presence of segmentation
4. number of embryonic tissue layers
5. shape of worm in cross-sectional view • a) one of these
• b) two of these
• c) three of these
• d) five of these
Answer: three of these
Explanation: hope this helps :)
Answer:
C: Three of these
Explanation:
I looked it up.
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Reading Diagnostic Assessment
Select the correct text in the passage.
Which sentence describes a limitation of tidal power as an energy source?
Tidal Power
Renewable energies harness power from natural resources. These technologies are useful because natural resources, such as
sunlight and wind, continually replenish over time. Solar panels and wind turbines are examples of renewable energy sources.
Tidal power is another lesser-known renewable energy source that harnesses power from ocean tides. The tides occur based on
the location and movement of the Moon around the Earth. Because the Moon and the oceans are constants, people can use
energy from tides indefinitely. As with other renewable energies, tidal power is a promising future energy source.
A tidal power plant looks and functions similar to a wind turbine. With wind power the wind rotates a turbine to produce
electricity, whereas with tidal power water rotates a turbine to produce electricity. Other than the installation and occasional
maintenance, tidal turbines can produce abundant amounts of energy from ocean tides. Local governments and companies have
teamed together to install tidal turbines. A group of these tidal turbines can power entire towns.
Reader Tools
Before governments or companies install tidal turbines, the local tides and geography must be studied extensively. Not every
coastal region experiences tides large and powerful enough to warrant building tidal turbines. Nevertheless, numerous regions
around the world have the tides and geography suitable for this fascinating power source. For example, areas of Canada, Western
Europe, and Australia have large tides where tidal power stations could harness energy and create electricity.
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The sentence that describes a limitation of tidal power as an energy source is:
Not every coastal region experiences tides large and powerful enough to warrant building tidal turbines.Why are there no more nations utilizing tidal power?Although tidal power is a promising renewable energy source, its development is constrained by high production costs, a shortage of suitable locations, and technical difficulties.
Even though they claim to be low-carbon, tidal farms can be bad for the local ecosystem. Marine animals may be hurt by turbines, and migratory species cannot move freely due to barrages. Concerns about the electromagnetic fields and noise produced are also raised, especially with regard to creatures that employ echolocation.
Therefore, the following are some other a few drawbacks of tidal energy:
High construction costs for tidal power plants. Detrimental effect on marine life. Place restrictions. Turbine placement is challenging since the enormous machines disturb the tide they are seeking to harness.Learn more about energy source from
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Describe one environmental advantage and one environmental disadvantage of using gm crops.
After being genetically modified, crops are more resistant to disease and drought and use less water and fertilizer. A major drawback of GM crops is the threat they pose to native species.
What is one benefit of utilizing GM crops for the environment?Additionally, GMOs increase the number of crops that are accessible for consumption and sale while concurrently lowering the amount of pesticides that must be applied. GMOs have contributed to a 22% rise in crop yields over the past 20 years and an 8.2% decrease in pesticide applications.
What are the negative environmental effects of using GM crops?The transfer of genes to non-engineered crops may have an influence on the diversity of native plant species. Increased yields per acre frequently result in higher input costs (fertilizer, etc.) as well as greater soil erosion.
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when a person is stressed, the hypothalamus secretes , which eventually results in the release of cortisol quizet
A person is stressed, the hypothalamus secretes , which eventually results in the release of cortisol quizet . Cortisol prevents the release of substances in the body that cause inflammation.
It is used to treat conditions resulting from an overactive B-cell mediated antibody response. These include, for example, inflammatory and rheumatoid diseases as well as allergies.
Low-potency hydrocortisone, available as an over-the-counter medicine in some countries, is used to treat skin problems such as rashes and eczema.
Cortisol can weaken the immune system. Cortisol prevents T-cell proliferation by making interleukin-2-producing T-cells unresponsive to interleukin-1 (IL-1) and unable to produce T-cell growth factor (IL-2). Cortisol also has a negative feedback effect on interleukin-1.
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Design a test for a package of yogurt. Define your criteria for a successful package. Include in your criteria that it can be broken down by decomposers. List the tasks the test would include.
Answer:
Criteria for a successful package:
- Easy to open and close
- Attractive design
- Reusable
- Biodegradable, can be broken down by decomposers
Tasks for Test:
- Observe ease of opening and closing the package
- Assess overall design to determine if it is attractive
- Test if the package can be reused
- Place package in the environment to observe decomposition rate
Explanation:
Why is the animal cell important?
Answer:
Cells are the basic unit of life and these microscopic structures work together and perform all the necessary functions to keep an animal alive. There is an enormous range of animal cells. Each is adapted to a perform specific functions, such as carrying oxygen, contracting muscles, secreting mucus, or protecting organs.
Explanation:
Answer:
They give bodies structure, absorb nutrients to convert to energy, and help animals move
Explanation:
They are the building blocks that make up all organisms in the Animalia kingdom.
in gene cloning, what is the next step after the vector and chromosomal dna are cut with a restriction enzyme?
The egg develops into an embryo that contains the same genes as the cell donor. The embryo is then implanted in the uterus of an adult woman to grow.
To make a clone, scientists transfer DNA from an animals somatic cell into an egg from which the nucleus and DNA have been removed. Isolating the gene of interest is the first step in isolating the gene of interest for cloning. This can be done by isolating the DNA from the cell that contains it and cutting it out with specific restriction enzymes. Restriction enzymes are bacterial enzymes that cut DNA at specific sequences. Molecular cloning refers to the isolation of a DNA sequence from any species, often a gene, and its insertion into a vector for propagation, without alteration of the original DNA sequence. The purified DNA and the vector of interest are cut with the same restriction enzyme. This gives us the excised piece of DNA and the excised vector, which is now open.
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Which of the following best describes the result of meiosis? Select 3 that apply.
WILL GIVE BRAINLIEST
The result of the process of meiosis is that it produces increased genetic diversity due to crossing over.
The correct option is C.
What is meiosis?Meiosis is a type of cell division that results in the production of gametes or sex cells. Hence. meiosis is a form of cell division that occurs only during sexual reproduction.
During meiosis, the cells of the parent organism which have a pair of chromosomes or diploid number or 2n of chromosomes divide to produce the gametes which have the haploid number or n number of chromosomes.
Hence, the sex cells or gametes produced can fuse to form a zygote that has a pair of chromosomes or diploid number or 2n of chromosomes.
The process of meiosis results in genetic variation as it allows for the crossing over of genes, such that the genes of the offspring show a variation to that of the parents as well as among the offspring.
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The illustration above shows a cell and a large particle. Many substances,
such as proteins and polysaccharides, are too large to be transported into a
cell by carrier proteins. In a process call endocytosis, the large particle is
brought into the cell.
9 Which of the following statements correctly summarizes this process?
D. Endocytosis forms a little vesicle or bubble and gets transported through the membrane that way.
According to the phylogeny of various plant species depicted here, which species is the most recent common ancestor of species K and J?
-species H
-species B
-species E
-species D
species is the most recent common ancestor of species K and J Is species D.
What is the phylogenetic tree's most recent common ancestor?Follow every taxon's lineage through time (toward the tree's base) until all of the lineages converge to determine the most current common ancestor of the a group of taxa.Their most commonly involving ancestor is represented by that node.
What organisms existed before plants?Contemporary algae, cyanobacteria, and lichens would have been the first photosynthetic organisms on land, followed with bryophytes .The term "bryophytes" refers to non-vascular, seedless plants.
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5. Pick one food chain (with at least 3 organisms) and draw a trophic pyramid below. Include the organism
name, trophic level name and number, and the percentage of energy available at each level.
A trophic level is a place, level, or position within a food web, a food chain, or an ecological pyramid. The producers create the first trophic level as they generate food.
The main consumers make up the second trophic level.
The secondary consumers make up the third trophic level.
The tertiary consumers make up the fourth trophic level.
A food chain example is:Sun, grass, a grasshopper, an owl, a shrewThe grass is the producer in this instance, and the grasshopper is the main consumer.The shrew, or secondary consumer, further consumes the grasshopper.The owl, or the tertiary consumer, in turn eats up the shrew.For more information on food chain kindly visit to
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how are atp and nadph produced during the light reactions? what is an electron transport chain (etc)?
This is accomplished by the use of two different photosystems in the light reactions of photosynthesis, one to generate ATP and the other to generate NADPH. Electrons are transferred sequentially between the two photosystems, with photosystem I acting to generate NADPH and photosystem II acting to generate ATP.
The high-energy electron travels down a short second leg of the electron transport chain. At the end of the chain, the electron is passed to NADP +start superscript, plus, end superscript (along with a second electron from the same pathway) to make NADPH.
The light-dependent reactions take place in the thylakoid membrane. They require light, and their net effect is to convert water molecules into oxygen while producing ATP molecules from ADP and Pi and NADPH molecules via the reduction of NADP+.
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As shown in the diagram, solar radiation strikes the Earth at different angles, resulting in certain areas experiencing much more solar energy per unit area per year. The differences in heat distribution create three climate zones: tropical, temperate, and polar.
1. Use the information in the diagram and the passage to describe the relationship between latitude, solar energy, and climate in the three labeled zones.
According to the graph and the information, it can be inferred that in the equatorial zone the sun is greater and its incidence will reduce at higher latitudes (polar zones).
What is the relationship between latitude and solar energy?The relationship between earth's latitude and solar energy is defined by the latitudinal location of a point. For example, the equatorial zones receive most of the sun's rays throughout the year, for this reason there are no seasons and, on the contrary, there are constant hot days.
In tropical areas, the sun's rays vary depending on the position of the earth with respect to the sun, so that in some seasons there is more incidence of the sun and in others there is less incidence. This gives rise to the seasons of the year.
Finally, in the polar areas the temperature is constantly cold, this is due to the fact that the angle of incidence of the sun's rays is very indirect. Due to the above, there are days in which the sunlight is not seen. In addition, the temperature is low there throughout the year.
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which location on the body has the smallest region of somatosensory cortex representing it, according to the sensory homunculus?
The processing of afferent somatosensory input by the primary somatosensory cortex (S1) is essential for the integration of sensory and motor information required for dexterous movement.
Since the hands and lips, for example, are extremely sensitive to feelings, a sizable portion of the somatosensory cortex is devoted to sensation in these regions. While the cortex has a considerably smaller representation of the back since it is less responsive to feelings than other body regions. The sensory homunculus is a diagram that shows where each portion of the body is processed along the cerebral cortex. The body is covered in the feelings. The spinal cord will carry the body's signals, which will eventually return to the brain for processing.
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How can alcohol use among teens permanently affect the white matter of the brain and the prefrontal cortex?
Alcohol and drug use are mainly unfavorable to the white count of the brain, which means that the efficiency of statistics glide is compromised. particularly, substance use results in a decrease in white counted extent and disorganization of white remember the structure.
Alcohol and drug use are especially detrimental to the white remember of the mind, which means that the performance of records flow is compromised. particularly, substance use results in decreased white matter quantity and disorganization of white remember the structure.
The sooner a person begins drinking alcohol at dangerous tiers the more the chance of changing the improvement of the brain this could lead to problems with reminiscence and learning and will increase the chance of getting alcohol-associated problems later in life.
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Use the chemical equation to answer the question that follows.
C+0₂ → CO₂
What type of reaction occurs when carbon dioxide is formed from carbon and oxygen?
O synthesis
O decomposition
O single displacement
O double displacement
Answer:
when carbon dioxide is formed from carbon and oxygen it's synthesis
why is the oxidation of succinate to fumarate only associated with the production of two atps during oxidative phosphorylation whereas the oxidation of malate to oxaloacetate is associated with the production of three atps
As succinate transports electrons to the respiratory chain downstream complex I, it may be a substrate to maintain the Krebs cycle and ATP synthesis by oxidative phosphorylation when mitochondrial activity is compromised.
Succinate dehydrogenase catalyses the oxidation of succinate to fumarate, which results in the reduction of FAD to FADH2. The initial oxidative phosphorylation (ATP formation) step, NADH -> CoQH2, is skipped by the FADH2 electrons when they enter the electron transport chain at CoQ. Thus, the electron chain from CoQ to O2 uses just 2 steps to create ATP. The electrons from NADH, on the other hand, pass through the three ATP-forming complexes in the electron transport chain as a result of the process that turns malate into OAA.
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12. What is gathering of a product for marketing?
a. Aerating
b. Cultivation
c. Harvesting
d. Planting
Harvesting is gathering of a product for marketing. The correct option is C.
What is harvesting?A harvest strategy is a marketing and business strategy that entails reducing or discontinuing investments in a product, product line, or line of business in order for the entities involved to reap or harvest the greatest profits.
Business harvesting is defined as a systematic practise in which the entrepreneur recovers the value gained by the entity by selling individual assets or the entire firm as a whole.
Harvest strategies are business and marketing strategies that involve reducing or cancelling marketing spending on a product to maximise profits for the company involved.
The term "responsibility" refers to the act of determining whether or not a person is responsible for his or her own actions.
Thus, the correct option is C.
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what is the meaning of reproduction
An organism reproduces an offspring that is biologically similar to the organism through the biological process of reproduction. Generation after generation, reproduction enables and ensures species continuity. It is the primary aspect of life.
There are basically two types of reproduction:
1. Asexual Reproduction
Due to the fact that asexual reproduction does not require the fusing of gametes, the children born are genetically identical to their parents. Asexual reproduction results in less diversified natural creatures. Unicellular organisms frequently use this method of reproduction. There is no need for mating in the procedure, which includes a quick population increase. A lack of genetic variety, however, makes organisms more prone to illnesses and nutritional shortages.
Additional categories for asexual reproduction include:
Binary Fission: The cell divides into two in a process known as binary fission, with each cell retaining a copy of the DNA from the parent cell. Eg - amoeba.Budding: In this process, a tiny bud-like protrusion develops into a new person. Up until it reaches maturity, the protrusion stays connected to the organism. It lives alone as a detached creature. Eg - HydraFragmentation: The parent organism breaks into numerous pieces in a process known as fragmentation, and each piece develops into a new individual. Eg - Planaria. Sporogenesis: A new organism develops from spores in this kind of reproduction. Without fertilization, they can grow and spread by the wind and animals.2. Sexual Reproduction
Male and female gametes are generated to create offspring during sexual reproduction. Either the same person or different people of the opposite sex create these gametes.
Compared to asexual reproduction, this process is typically slow and complex. The resulting organisms are genetically varied. They can therefore change in response to shifting climatic conditions. Many multicellular organisms, including humans, have a sexual form of reproduction.
Reproduction occurs in both Plants and Animals:
1. Plants
Plants can reproduce sexually or asexually. The primary method of plant reproduction is vegetative reproduction. Various types of roots, including corms, stem tubers, rhizomes, and stolons, are vegetatively propagated. Pollination, in which pollen grains from the anther of a male flower are transferred to the stigma of a female flower, is the process by which plants reproduce sexually.
2. Animals
Both sexual and asexual reproduction is common in animals. In order to reproduce sexually, male and female gametes must fuse. Fertilization is the name for this process. You can fertilize internally or externally. The procedure by which the male sperm fertilizes the female egg outside of the female is known as external fertilization. On the other hand, internal fertilization involves the union of male and female gametes within the female body.
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after a fracture, during which stage or phase of bone healing is devitalized tissue removed and new bone reorganized into its former structural arrangement?
Remodeling, When does new bone get restructured into its original structural configuration throughout the stage and phase or bone healing after fracture?
New bone: What is it?Fundamentally, "fine bone china" is made with the addition of bone ash. Although new bone products are not as light or translucent as fine bone china, they are whiter, finer, and more enduring than porcelain or fine china due to their calcium oxidecalcium oxide in them.
What making new bone called?The process by which bones are formed is known as osteogenesis or bone ossification. The start of this process occurs during the sixth and seven weeks early embryonic development, and it lasts until roughly age twenty-five, however the exact age varies slightly depending on the person.
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what are the primary gastrointestinal tract locations where protein, fiber, starch and fat are digested in pigs, horses and cows?
Small intestine is the primary gastrointestinal tract location where protein, starch and fat is digested in pigs and horse. Large intestine is the primary GI tract location where fiber is digested in pigs and horse . But rumen is the tract where protein, fiber, starch and fat are digested in for cows.
A horse's needs for energy, protein, vitamins, and minerals are the same as those of other animals, but it has a different sort of digestive system that falls between ruminants and non-ruminants. Humans, pigs, and dogs are non-ruminants, and they digest carbs, protein, and fat by enzymatic action. Ruminants (cattle, sheep, and deer) use enzymatic digestion in the small intestines and bacteria in the fore stomachs to ferment cellulose.
Enzymatic digestion is used for all actual digestion in horses, and it happens in the foregut before the cecum. This is responsible for nearly all of the soluble carbohydrate digestion and 52–58% of the crude protein digestion (fiber excluded). The cecum and colon also undergo bacterial or microbial digestion of fiber, resulting in a significant production of volatile fatty acids that are thereafter absorbed.
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which enzyme would be required for the entry of hexadecanoic acid into both fatty acid degradation and fatty acid elongation pathways
The pyruvate dehydrogenase enzyme complex present in mitochondria catalyzes the oxidative decarboxylation of pyruvate to acetyl CoA.
Acetyl CoA carboxylase is the key enzyme in the regulation of fatty acid synthesis because it provides the building blocks necessary for fatty acid carbon chain elongation. A fatty acid desaturase is an enzyme that removes two hydrogen atoms from a fatty acid, creating a carbon or carbon double bond. Acetyl CoA carboxylase is the key enzyme in the regulation of fatty acid synthesis because it provides the building blocks necessary for carbon chain elongation of fatty acids. The liver releases bile, which contains lecithin, bile salts, and emulsifiers that help break down even more fat. Bile sticks to fat, and emulsifiers increase its surface area, facilitating the action of digestive enzymes. After this, enzymes break down the fatty acids.
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What is osmosis? When does water move into a cell?
Osmosis is a process by which molecules of a solvent tend to pass through a semipermeable membrane from a less concentrated solution into a more concentrated one, thus equalizing the concentrations on each side of the membrane.
If a cell is short of water, the solution inside it will become quite concentrated (i.e. there'll be a low concentration of water molecules). This usually means the solution outside the cell is more dilute (higher concentration of water) and so water will move into the cell by osmosis.
Type the correct answer in the box. an organism with five pairs of chromosomes can have genetic possibilities from independent assortment of its single gamete.
Answer: 23
Explanation:
If an organism with five pairs of chromosomes can have genetic possibilities from independent assortment of its single gamete, it refers to the meiosis process, which produces gametes with genetic information of unique combinations.
What is meiosis?Meiosis is a type of cell division in sexually reproducing organisms, where a diploid cell is divided into four haploid cells. During the process, homologous chromosomes pair up followed by exchange of segments of genetic information resulting in new combinations of alleles on the chromosomes followed by their separation into different daughter cells.
Independent assortment is another important mechanism responsible for generating genetic diversity which results in a large number of possible combinations.
In the case of an organism with five pairs of chromosomes, there are 32 possible combinations of chromosomes that separate in a single gamete because of independent assortment. Therefore, each gamete produced by the organism contains unique genetic information which can create genetic diversity in an individual.
Therefore, if an organism with five pairs of chromosomes can have genetic possibilities from independent assortment of its single gamete, it produces gametes with genetic information of unique combinations.
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What are characteristics of living things describe each of them
The characteristics of living things include the following:
Living things
breathe, eat, grow, move,reproduce and respond to stimulusWhat are the characteristics of living things?The characteristics of living things are those features or properties that are used to identify living things.
The characteristics of living things include:
Movement. Living things exhibit locomotory motion meaning that they move. Animals are able to move as they possess specialized locomotory organs, for example – Earthworms move through the soil surface through longitudinal and circular muscles. Living things respire. Respiration is a chemical reaction, which occurs inside cells to release energy from food. Living things respond to stimuli and have the capability to sense changes in their environment.Living things grow. Living things mature and grow through the process of different stages of development.Livings things reproduce, which means that living things can produce offspring of their own kind through reproduction, where genetic information is passed from the parents to the offspring.Living things acquire and fulfill their nutritional requirements to survive through nutrition and digestion.Learn more about living things at: https://brainly.com/question/17259533
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what is the difference (if any) between the structure of atp and the structure of the a nucleoside triphosphate used to make dna?
The difference between ATP and the nucleoside triphosphates used during DNA replication is that the nucleoside triphosphates used during replication have the sugar deoxyribose while ATP has the sugar ribose.
At the cellular level, energy is used and stored as adenosine triphosphate (ATP). Adenine, ribose sugar, and three serially bound phosphate groups make up the structure of ATP, which is a nucleoside triphosphate.Adenosine triphosphate (ATP), guanosine triphosphate (GTP), cytidine triphosphate (CTP), thymidine triphosphate (TTP), and uridine triphosphate are examples of natural nucleoside triphosphates (UTP). These words apply to ribose-containing nucleotide triphosphates.
The principal energy source for vital biological processes like muscular contraction, nerve impulse transmission, and protein synthesis is ATP generated in mitochondria.
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the placement of the operator sequence between the promotor and the structural genes is critical to the proper function of the lac operon. view available hint(s)for part c the placement of the operator sequence between the promotor and the structural genes is critical to the proper function of the lac operon. true false
True - The structural genes cannot be translated by RNA polymerase when the repressor binds to the operator.
Several repressors permit RNA polymerase to attach to the promoter simultaneously, but they obstruct the succeeding steps of the initiation process, ultimately preventing transcription start.
The operator gene attaches to the repressor, which stops it from starting the synthesis of the protein required by the operon. The operon is either turned on or off depending on the presence or absence of specific repressor molecules.
High tryptophan levels allow the trp repressor to transform into its active (DNA-binding) form by binding to it. In order to prevent RNA polymerase from attaching to the promoter and stopping transcription of the operon, the tryptophan-bound trp repressor connects to the operator.
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When a stem cell divides, it produces two daughter cells. One daughter cell will
remain a stem cell, while the other daughter cell will differentiate into a specialized a
cell.
Which factor will most directly determine what type of specialized cell will be
produced?
The factor that will most directly determine what type of specialized cell will be produced is the genes that are expressed (option A).
What is cell differentiation?Cell differentiation is the process by which cells become specialized in order to perform different functions.
Stem cells are primal undifferentiated cells from which a variety of other cells can develop through the process of cellular differentiation.
As stated in this question, when a stem cell divides, it produces two daughter cells. One daughter cell will remain a stem cell, while the other daughter cell will differentiate into a specialized a cell.
The process by which information from a gene is used to make the structures of a cell is called gene expression.
Dexoyribonucleic acid, or DNA, controls the way cells function. It also determines what type of specialized cells will be made. The information in the DNA (genes) determines the kind of cells that stem cells differentiate into.
Therefore, it can be said that the factor is gene expression.
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Mendells theory of
genetics aplys to what
organism
Answer:
Pea plants
Explanation:
Mendelian Theory of Genetics In the 1860s, Mendel introduced theories of inheritance, based on his experimental work with pea plants. Before Mendel, most people believed inheritance was due to a blending of parental ‘essences’, much like how mixing blue and yellow paint will produce a green color.
Passive transport is the movement of molecules across the cell membrane without requiring an input of cellular energy. identify which of these options are examples of passive transport.
a. do not require cellular energy to allow molecules to pass through the cell membrane.
b. do not require cellular energy because the kinetic energy of the molecules' movement will drive the movement down the concentration gradient.
c. do not require cellular energy because the molecules are small enough to fit through the membrane.
d. All of the above.
e. a and b
f. None of the above.
Answer:The correct answer is D. None of the above
Explanation:
