help pls, just need this part on the top

Help Pls, Just Need This Part On The Top

Answers

Answer 1

Answer:

Concentration Gradient

Explanation:

This means that it will move from a region where it's in lower conc to a region of higher conc

Answer 2
concentration gradient

Related Questions

Fruit trees in a forest are an important habitat for a bird species and were historically a major source of food for a rodent species. Over time, the rodent species shifted their feeding behavior from fruit trees to nut trees. As rodent behavior changed, the density of fruit trees decreased, which caused significant decreases to the bird population. What kind of effect did the change in rodents exert on bird population size?

Answers

Answer:

The bird population might have to migrate in search for food or may decline in numbers.

Explanation:

This is a concept of primary producers that is trees and secondary consumers that is mouse and bids. Due to the decline in raw material available the mouse population declines and this also affects the secondary consumers that are birds of prey like hawks, owls etc.

Write two functions of neurons.​

Answers

Answer:

hope it helps you

Explanation:

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↦Any 2 functions of the neuron can be :-

They conduct electrical impulses thus helping to transmit messages to the brain, glands, muscles or other nerve cells.They are responsible for receiving sensory input from the external world, for sending motor commands to our muscles, and for transforming and relaying the electrical signals at every step in between.

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How will the concentration of H+ and OH- ions change when a substance with a pH of 3.2 is added to water?

Both H+ and OH- will increase
Both H+ and OH- will decrease
H+ will increase and OH- will decrease
H+ will decrease and OH- will increase

Answers

Answer:

H+ will decrease and OH- will increase

The diagram below shows stream gradient. How do you calculate stream
gradient?
Stream Gradient
Elevation
Difference
Horizontal Distance
w
O A. Elevation difference divided by horizontal distance
O B. Elevation difference times horizontal distance
O C. Horizontal distance divided by elevation difference
D. Horizontal distance minus elevation difference

Answers

Answer:

I think the answer is B.

Explanation:

sorry if i am wrong.

What are the reactants in the following chemical reaction?
C6H12O6 + 6 O2 → 6 CO2 + 6 H2O
A. Carbon dioxide (CO2) and water (H2O)
B. Carbon dioxide (CO2) and oxygen gas (O2)
C. Glucose (C6H12O6) and oxygen gas (O2)
D. Glucose (C6H12O6) and water (H2O)

Answers

Answer:

its (A)

Explanation:

These reactions, which are described in detail in the chapter Cells and Energy, break down the simple sugar glucose (C6H12O6). The process uses oxygen and glucose and results in carbon dioxide (CO2), water (H2O), and usable energy. Oxygen and glucose are the reactants.

Hope it helps you.... I tried my best.

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What factor is described as sexual
selection?
A, non-random mating
B. migration
C. small populations
D. natural selection

Answers

Answer:

The correct answer is - D. natural selection.

Explanation:

Sexual selection takes place due to competition between individuals of the intraspecies same-sex and of mate choice which driving the evolution of reproductive traits.

Sexual selection is a mode of natural selection as it leads to the evolution of specific traits. Other examples or options are not related to sexual selection directly and are not affected by sexual selection.

What is the function of nervous tissue for transport within an organism?
a) To dilate your blood vessels so that you will faint
b) To construct your blood vessels so that you will pass out.
c) To send signals to the blood vessels to constrict or dilate, to decrease or increase blood flow, respectively.
d) To send signals to the guard cells to swell and close the stomata or constrict to open up the stomata​

Answers

Answer:

C

Explanation:

To send signals to the blood vessels to constrict or dilate , to increase or decrease blood flow respectively.

What conditions need to be present for an atom to form hydrogen bonds?

Answers

fluorine, oxygen, or nitrogen. These three elements are so electronegative that they withdraw the majority of the electron density in the covalent bond with hydrogen, leaving the H atom very electron-deficient.

For an atom to form hydrogen bonds, it needs to be bonded to a highly electronegative atom (such as nitrogen, oxygen, or fluorine) and have a hydrogen atom attached to it.

Hydrogen bonds are intermolecular forces that occur between a hydrogen atom bonded to a highly electronegative atom and another electronegative atom nearby. The highly electronegative atom, often nitrogen (N), oxygen (O), or fluorine (F), attracts the shared electrons in the covalent bond towards itself, creating a partial negative charge. This leaves the hydrogen atom with a partial positive charge.

The conditions necessary for hydrogen bonding to occur are:

Presence of a Hydrogen Atom: There must be a hydrogen atom (H) bonded to an electronegative atom (N, O, or F) in the molecule or adjacent molecules.Highly Electronegative Atom: The electronegative atom (N, O, or F) must have a strong attraction for electrons, creating a significant partial negative charge.Close Proximity: The electronegative atom with the partial negative charge must be close enough to another electronegative atom in another molecule or nearby region to allow for electrostatic attraction.

These conditions are essential for the formation of hydrogen bonds. The hydrogen bond itself is a relatively weak force compared to covalent or ionic bonds, but it is significant in biological systems and plays a crucial role in many biological processes. Hydrogen bonding contributes to the unique properties of water, the stability of protein structures, the binding of DNA strands, and various other molecular interactions.

In summary, for an atom to form hydrogen bonds, it must be bonded to a highly electronegative atom (N, O, or F) and have a hydrogen atom attached to it, with another electronegative atom in close proximity to allow for the formation of electrostatic interactions.

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please help...
in most stems,the epidermis has pores called..........​

Answers

Answer:

do you mean Stomata?

those pores are called stomata

Answer:

stomata

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The chemical energy stored in ATP during photosynthesis is released during the dark phase to

a) produce O2
b) produce CO 2
c) release energy for the "light"
d) produce a carbohydrate from CO 2

Answers

Answer:

A) produce O2

Explanation:

This is the exchange cycle between the plants and animals. Animals give off carbon dioxide (CO2) as an excess waste while the plants give off oxygen (O2).

Produce O2 took the assignment and got it right :)

What happens to form a mid-ocean ridge?
A. At a divergent boundary between two oceanic plates, magma rises
to form a long chain of volcanoes.
B. At a convergent boundary between an oceanic plate and a
continental plate, magma rises to form a long chain of volcanoes.
C. At a divergent boundary between two continental plates, magma
sinks to form a long valley with mountains on either side.
D. At a transform boundary between two oceanic plates, magma
sinks to form a long valley with mountains on either side.
SUBMIT

Answers

Answer:

b

Explanation:

Which of the following correctly describes a way in which Earth’s atmosphere interacts with the geosphere?

Answers

Answer:

It provides a medium for cycles that provide nutrients to living organisms.

PLS HELP -
Drag the tiles to the correct boxes to complete the pairs.
Match the pollution control method to its description

Answers

Answer:

Incineration: Solid pollutants are burned...    

Settling: Polluted water is aloud to stand still...

Composting: Microbes are used to convert...

Gas adsorption: Pollutants are captured through contact with hard...

Explanation:

Amazing nowone else got to your question. Your welcome.

Question 10 of 10
Which best describes the flow of genetic information?
A. Genetic information is carried only by DNA.
B. Genetic information flows from DNA to RNA to protein.
C. Genetic information flows from gene to allele to protein.
D. Genetic information cannot be transmitted outside the nucleus.

Answers

Answer:

B. Genetic information flows from DNA to RNA to protein.

Explanation:

The central dogma of biology describes the flow of genetic information within a biological system. This dogma is often stated as "DNA makes RNA, and RNA makes protein."

Sort phrases related to warm fronts and cold fronts into the correct categories.

Warm Fronts.
Cold Fronts.
bring gentle, long-lasting rains
slide over the top of existing air mass
shown as red half circles on map
bring heavy storms
force existing air up into atmosphere
shown as blue triangles on map

Answers

Answer:

warm: gentle long lasting rain , half red circles, slides over the top of air masses

cool: blue triangles, force existing air into atmo., heavy storms

Explanation:

Gentle, long-lasting rain, sliding over the top of existing air mass and shown as red half circles on the map was an indicator of warm fronts whereas heavy storms, forcing existing air up into the atmosphere and shown as blue triangles on the map are indicators of cold fronts.

What are warm fronts?

A warm front occurs when warm air mass overtakes colder air mass while moving forward resulting in the production of precipitation, clouds, or thunderstorms. A light rain or drizzle is also a result of warm fronts.

A cold front occurs when a cold air mass undercuts a warm air mass while moving forward. when the warm air is lifted by colder air, it causes clouds to condense resulting in thunderstorms, or even tornadoes. Severe weather accompanied by strong winds and low temperatures was created by cold fronts.

Warm fronts bring gentle, long-lasting rains, slide over the top of the existing air mass, and are shown as red half circles on the map whereas cold fronts bring heavy storms, forcing existing air up into the atmosphere, and shown as blue triangles on the map.

Therefore, warm fronts bring gentle and long-lasting rains, whereas cold fronts bring heavy storms.

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There are two main process involved in producing a protein molecule from the information in DNA.

Drag each tile to the correct location on the diagram to show how these processes work. Not all tiles will be used. ​

Answers

Between DNA and RNA goes Transcription. Between RNA and Protein goes Translation.

There are two main process involved in producing a protein molecule from the information in DNA, the process of formation of RNA from DNA is transcription and from RNA to protein is translation.

In molecular biology, transcription and translation play crucial roles in protein synthesis. On the basis of a DNA template, a complementary RNA molecule is created during transcription.

The DNA strand is unravelled during transcription, and an RNA polymerase enzyme uses complementary base pairing to create an RNA molecule.

The messenger RNA (mRNA), a newly formed RNA molecule, transports the genetic information from the DNA to the ribosomes.

On the other hand, translation takes place at the ribosomes and entails converting the mRNA sequence into an amino acid sequence. Specific amino acids are delivered to the ribosomes by transfer RNA (tRNA) molecules, where their anticodons are matched with the complementary codons on the mRNA.

Until the ribosome reaches a stop codon, which indicates the completion of protein synthesis, this process continues.

Thus, the first process is transcription and the second is translation.

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5.Can you write which kind of food items are not digested easily when gall bladder of a person is removed surgically? Why?​

Answers

Answer:

hi

Explanation:

no answer please try let us

Answer:

hard or solid ofood items are not digested easily when gall bladder of a person is removed surgically.it is because gall bladder is responsible to make a food in a small particle.

Magnetic fields on the sun are produced by the sun’s uneven rotation and:
A. The movement of sunspots on the sun’s surface.
B. The movement of gases in the corona.
C. Gases in the convective zone.
D. Gases in the radiation zone.

Answers

Answer:

The correct answer is - C. Gases in the convective zone.

Explanation:

The heat of the sun causes the atoms to be ionized and create a charged gas known as plasma. These gases or plasma are move in the convective zone with the uneven and rapid rotation of the sun.

This creates the electric currents due to the charge in gases which ultimately create magnetic fields. Sun's rotation causes the sun's overall magnetic field to have some degree of order and to be somewhat stable over time.

I can't understand this sentence structure, so if somebody could please help me and have the right answers I will give brainliest.

Answers

i think it is
research - a
conclusion - b
analysis - c
experiment - d

Which statement best describes the relationship between a dependent variable and an independent variable in a scientific
Investigation

Answers

Answer:

A dependent variable is a variable affected by the change. The independent variable is the variable that is changed.

Explanation:

What is an enzyme?

A. Along chain of amino acids

B. A protein that speeds up chemical reactions in a living thing

C. A molecule that carries genetic information

D. The specific molecule that binds to a catalyst​

Answers

Answer:

my answer is B

hope this helps

The answer is B.

Enzymes are catalysts found in living things. Catalysts speed up chemical interactions and are proteins. This together means that answer is B.

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What is one difference between primary and secondary succession? Primary succession can start from bare rock; secondary succession starts from organic soils. Primary succession occurs in habitats with rich organic soil; secondary succession does not. Primary succession is always caused by human disturbances; secondary succession is not. Trees are often the first colonizing species in primary succession, but trees are never the first species in secondary succession.

Answers

Answer:

Primary succession can start from bare rock; secondary succession starts from organic soils.

Explanation:

Primary succession is when the growth of pioneer species rake place in an bare and new environment. The secondary succession is when the growth of species take place due to the disturbances in the primary succession. The secondary succession is based on fire, floods, or any man-made disturbances in the region.

which of the folowing best decribes the shape of a DNA moleclue?

Answers

Answer:

The answer is letter A, "Two strands of nucleotides bonded together at their bases, twisting to form a double helix." When it comes to RNA, a single helix will form.

which of the following is a double layer of phospholipds with proteins

Answers

There aren’t any options but the answer is: cell membrane.
A cell membrane is composed of a phospholipid bilayer. The head is hydrophilic (water-loving), while the tail is hydrophobic (repels water).

la unica fuente de los aminoacidos esenciales son los alimentos y su anotemcion requiere de un gran gasto emergetico.si uma persona no consume estos aminoacidos se vera afectado el paso​

Answers

Answer:

Los aminoácidos son compuestos orgánicos que se combinan para formar proteínas. Los aminoácidos y las proteínas son los pilares fundamentales de la vida.

Cuando las proteínas se digieren o se descomponen, los aminoácidos se acaban. El cuerpo humano utiliza aminoácidos para producir proteínas con el fin de ayudar al cuerpo a:

Descomponer los alimentos

Crecer

Reparar tejidos corporales

Llevar a cabo muchas otras funciones corporales

El cuerpo también puede usar los aminoácidos como una fuente de energía.

1. a) Name a set of homologous structures.

b) Two species have homologous structures. What do these homologous structures show about the evolutionary relationship between the two species?

Answers

the forearms of vertebrae

homologous structures mean that the two species have a common ancestor

What are sporophytes and gametophytes?

Answers

Answer:

A. Two different forms a plant can have

Explanation:

Higher plants, lower plants (mosses) and ferns undergo a life cycle called ALTERNATION OF GENERATIONS. In this life cycle, they switch between a haplontic and diplontic forms of life.

The haplontic (haploid) life form which produces haploid (n) gametes is called GAMETOPHYTE while the diplontic (diploid) life form which produces the spores that germinates is called SPOROPHYTE. Hence, sporophyte and gametophyte are two different forms a plant can have.

Which type of neurons are responsible for carrying signals from the sensory neurons to the motor neurons?
A. Relay neurons
B. Sensory neurons
C. Transmission neurons
D. Motor neurons

Answers

Answer:

A. Relay neurons

Explanation:

Neurons or nerve cells are one of the cell types contained in the nervous system. Neurons transmit or carry nerve signals. There are three major types of neurons namely; motor neurons, sensory neurons, and interneurons.

Specifically, interneurons or relay neurons are types of neurons that connects the sensory and motor neurons i.e carrying signals from the sensory neurons to the motor neurons?

what is the difference between artificial kidney and natural kidneys?​

Answers

IMPORTANCE The natural kidney continuously receives the blood and water, filter them and keep the body away from toxic wastes by the process of excretion. The artificial kidney is the device used in kidney damage persons only from time to time, under supervision of a specialist doctor.

what is photosynthesis​

Answers

Answer:

Photosynthesis is where the plants take in food through the cells! (such as light and carbon dioxide.)

Explanation: The process by which green plants and some other organisms use sunlight to synthesize foods from carbon dioxide and water. Photosynthesis in plants generally involves the green pigment chlorophyll and generates oxygen as a byproduct.

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