What type of protein helps molecules move through a cell membrane?

Answers

Answer 1

Answer:

Water channel proteins help molecules move through a cell membrane.


Related Questions


A magazine advertises a protein shake that claims it can help you gain muscle. The fine print at the bottom of the screen says "results are not typical."

Why is this claim considered pseudoscience?

Pictures should be included in their results.
The information was delivered in a magazine.
The shake contents were not listed in the advertisement.
The results do not support the claim's conclusion

Answers

Answer:

D

Explanation:

Answer:

D - The results do not support the claim's conclusion

Explanation:

The following are sources of Earth's internal heat energy EXCEPT

a. Decay of radioactive isotopes
b. Primordial heat
c. pressure from overlying layers
d. Sun’s energy

Answers

B: Primordial heat is NOT a source of Earths internal heat energy.

The sun's energy is not a source of Earth's internal heat. So the correct option is D.

What is the earth's internal heat?

Nobody has even gotten close to directly examining the interior of the Earth. So there is disagreement among geophysicists as to how heated the Earth's core is. However, the speed at which earthquake waves, sometimes known as "seismic waves," move may reveal a lot to scientists about the composition of the Earth.

The solidity, liquidity, or partial solidity of these materials can also be determined using seismic data. Laboratory results, meanwhile, show what pressures and temperatures the materials inside the Earth should melt at.

The temperature of the Earth's core is thought to be between 5,000 and 7,000 degrees Celsius based on this information. That is far colder than the sun's inside, yet roughly as heated as the sun's surface.

Although the amount of heat created inside the Earth is immense, the amount of heat energy received from the sun is around 5,000 times stronger. The weather is influenced by the sun's heat, which ultimately leads to erosion. It is so paradoxical that although the heat of the Earth creates mountains, the energy of the sun gradually breaks them down again.

Therefore the correct option is D.

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Attractions between particles hold the particles of liquids and solids close together.
Why is the attraction that particles have for each other not enough to keep gas
particles close together?

Answers

Answer:

Kinetic energy is needed to overcome the force of attraction between particles of the same substance. In solids, particles don't have enough kinetic energy to overcome the force of attraction between them. The particles are packed closely together and cannot move around

Explanation:

Compare the particle model of light to the wave model of light

Answers

The wave model treats light as an electromagnetic wave. The particle model treat lights as if it were made of protons. The model could not explain the photoelectric effect, the color of hot objects, and the emission spectra.

The wave model treats light as an electromagnetic wave. The particle model treat lights as if it were made of protons. The model could not explain the photoelectric effect, the color of hot objects, and the emission spectra.

What is the flow of the energy in the food chain?

The flow of energy takes pace from producers  → primary consumers→secondary consumers→ tertiary consumers. Primary consumers are the organisms that depends on producers for their energy needs. They are usually herbivores.

These organism lies at the second tropic level as the first level consists of producers. Some examples of primary consumers are rabbit, grasshopper, rats, et cetera.

Therefore, The wave model treats light as an electromagnetic wave. The particle model treat lights as if it were made of protons. The model could not explain the photoelectric effect, the color of hot objects, and the emission spectra.

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What are some benefits of genetically engi-
neered crops?

Answers

Answer:

More nutritious food.

Tastier food.

Disease- and drought-resistant plants that require fewer environmental resources (such as water and fertilizer)

Less use of pesticides.

Increased supply of food with reduced cost and longer shelf life.

Faster growing plants and animals.

Explanation:

Please give me brainliest

Answer: Some benefits of genetically engineered crops include:

-More nutritious food

-Tastier food

-Disease- and drought-resistant plants that require fewer environmental resources (such as water and fertilizer)

-Less use of pesticides

-Increased supply of food with reduced cost and longer shelf life

-Faster growing plants and animals

-Food with more desirable traits, such as potatoes that produce less of a cancer-causing substance when fried

-Medicinal foods that could be used as vaccines or other medicines

In sexual reproduction, what helps to maintain genetic variation?
a. reduction division and fertilization

b.mitosis and fertilization

c. binary fission and fertilization

d. reduction division and mitosis

Answers

Answer:

The answer is a because it will give you genetic variation

The answer is A.) reduction division and fertilization

I took the test got it correct

Which of the following is an accurate description of the characteristics of prokaryotic cells?


A
Contains DNA, ribosomes, and cytoplasm


B
Has a membrane-bound nucleus and ribosomes


C
Has complex cells with membrane-bound organelles


D
Contains DNA, a nucleus, and ribosomes

Answers

Here’s something that could help you :)

An accurate description of the characteristics of prokaryotic cells Contains DNA, ribosomes, and cytoplasm.

What is a prokaryotic cell simple definition?

Prokaryote, also spelled procaryote, any organism that lacks a distinct nucleus and other organelles due to the absence of internal membranes.

Thus, option "A" is a correct.

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Plz help the question is the picture down below. And the subject is science I'm sorry guys I'm in a hurry

Answers

Answer:

clay water and silt

Explanation:

it may be right but not for sure

Answer:

clay water and then silt hope this helps my guy

Explanation:

How is mitochondrial DNA
typing used in forensic science

Answers

Answer:

An unknown mitochondrial DNA (mtDNA) sample is matched to a sample of mitochondrial DNA (mtDNA) that was recovered at the scene.

Explanation:

Once a sample is collect, the mtDNA is then tested to see if it matches the mtDNA from the scene.

Answer: An unknown mtDNA sample is matched to a sample of nuclear DNA that was found at a crime scene.

Explanation:

What molecules are involved directly with protein synthesis? ​

Answers

Answer: Within the ribosome, the rRNA molecules direct the catalytic steps of protein synthesis — the stitching together of amino acids to make a protein molecule. In fact, rRNA is sometimes called a ribozyme or catalytic RNA to reflect this function.

Explanation: hope this helps, if not then im very sorry.

Which of the following would be considered a gymnosperm?
Select one:
a. Apple Trees
b. Conifer Trees
c. Oak Trees
d. Maple Trees

Answers

Answer:

B.

Explanation:

Feel free to give brainliest.

Have a great day!

Conifer trees would be considered gymnosperm. Thus, the correct option is B.

What is Gymnosperm?

Gymnosperm may be defined as a type of vascular plant that possesses seeds unprotected by an ovary or fruit. Such types of plants reproduce by a method of an exposed seed or ovule.

Examples of gymnosperms include conifers, cycads, ginkgo, etc. While Apple trees, Oak trees, Maple trees, walnut, etc are classified under the angiosperm category.

Therefore, Conifer trees would be considered gymnosperm. Thus, the correct option is B.

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what is the basic type of cell found in the simplest animals?

Answers

Answer:

Haploid

Explanation:

hope this helped

What specialized structures in flowering plants increase the probability of
successful reproduction?

Answers

Answer:

There a few structures that can increase the chances of successful reproduction; 1) Brightly colored flowers that attract butterflies, bees, and hummingbirds which are pollinators, 2) Fragrant odors emitted from said flowers, and 3) Nectar that is consumed by pollinators.

The flowers are a source of food and nectar on which the bees feed on these bees tend to pollinate and help in the germination of new flowers as they are agents of pollination

Except that winds are also responsible for the successful reproduction. The factors that determines the successful reproduction is based on the color of the flowers. Such as more bight and vibrant flowers favors more reproduction. These flowers attract insects, butterflies, and birds.

Hence the bright flowers are the answer.

Learn more about the structures in flowering plants that increase the probability.

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please help. answer the question below

Answers

Answer:

I think it is temperature because that is a key to help growing kelp

Answer:

its either co2 or o2

Explanation:

i cant remember specifics but i know for a fact water clarity and temperature isnt going to affect kelp. that thing wont die if u lit it on fire

What is the site where proteins are made in the cells ? What is the organelle

Answers

Ribosomes. Sorry if it doesn’t help

Answer:

Ribosomes

Explanation:

Sites in a cell in which protein synthesis takes place. Cells have many ribosomes, the exact number depends on how active a particular cell is in synthesizing proteins; rapidly growing cells usually have a larger number of ribosomes

Which factor has the least effect on the strength of an electromagnet?
A. The length of the connecting wires
B. The number of coils of wire.
C. The material of the core.
D. The strength of the battery

Answers

Answer:

The answer is A. The length of connecting wires.

Explanation:

I took the quiz.

The length of the connecting wire has the least effect on the strength of an electromagnet.

What factors influence the strength of an electromagnet?An electromagnet is a type of magnet where an electric current creates the magnetic field. The wire that makes up an electromagnet is typically twisted into a coil.A magnetic field is produced by a current flowing through the wire and is concentrated in the hole, designating the centre of the coil.The type of core material, the strength of the current flowing through the core, the number of wire turns on the core, and the size and form of the core are all factors that determine an electromagnet's strength.Stronger magnetic fields can be created by using alloys like alnico, which is an alloy of aluminium, nickel, and cobalt.

The strength of the electromagnet's magnetic field increases when:

(a) the current increases

(b) the number of turns increases

(c) the wire is wound so that the length of the electromagnet is reduced

(d) Soft iron core inserted into magnetic coil

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Environmental Science A.P.E.X
Why has the growing human population led to habitat fragmentation, according to the first 2 pages of this article

Answers

Humans out here just eating meat and driving cars. Playa don’t hate

I will give you brainlest if you can answer right color blindness (due to a mutation on the x chromosome,a person can't see certain colors (positive or negative or neutral​ ​

Answers

Answer:

i would say negitive

Explanation: its a bad effect on life.

Answer:

Negative

Explanation:

The mutation that causes color blindness is negative for many reasons. First off, not being able to see color can cause you to not be able to do certain things in life. For example driving, if you can't see the correct colors to know when to stop or go, you can't safely drive. There are also some jobs where colors are important. Such as jobs that have to do with fixing colored wire. It's also bad because of how it takes away one of our senses and holds us back from seeing things and completeness. People who are colorblind can not truly experience the world like a person who can see color can.

on number 6, what is the answer, a, b, c, or d

Answers

A hope it helps I think not sure

Can someone help me with this science question? Please.

Answers

Answer:

Nitrobacter and nitrosomonas

Explanation:

Both are bacteria and form nitrates and nitrites from ammonia

Which statement best describes how humans manipulate genetic traits in
selective breeding?
A. Doctors insert a correct version of a gene into cells to treat a
disease.
B. Laboratory workers combine pieces of DNA from different
organisms.
C. Scientists produce organisms using genes from more than one
species
D. Farmers choose which organisms they let reproduce based on the
organisms' traits.

Answers

Answer:D. Farmers choose which organisms they let reproduce based on the organisms' traits

Answer:

Explanation:

D

All of the following have specific grant opportunities based on personal traits
except
O A. disabled students
O B. female students
O C. children of politicians
O D. American Indian students
Please help!!

Answers

C children of politicians

Answer:

Children of politicians

Explanation:

I need help!! Art labeling- ovarian cycle

Answers

Explanation:

the first half of the picture

If a limiting nutrient is supplied to the producer in the diagram above, what effect could it have on the birds?

Answers

Answer: The producers are the bluegrass. Adding a limiting nutrient to the grass would increase the amount of primary  productivity. The result would be an increased amount of biomass at the producer level, and increasing  biomass and available energy at each successive level. The number of birds could increase, because there  would be more for them to eat.

Hope this helped!!! :)

Goodluck!

An ecological effort by a nonprofit organization has targeted abandoned farms as a way to help local farmers earn more money. One particular region in the foothills, which had been over-farmed, now has plants and a few young trees growing there. Which of the following strategies should the organization implement as sustainable practice(s) to promote soil quality?

I. Utilize pesticides generously to ensure that vegetation isn't lost
II. Encourage planting of crops in rows perpendicular to the hill slope
III. Plow deeply to access the richer soil under the depleted topsoil

II only
III only
I and II only
II and III only

Answers

Answer:

lll only is wrong even though this is not the correct answer hope it helps

Explanation:

How far does the sun’s corona extend into space?
A) 2,000 kilometers
B) 4,600 kilometers
C) 1.5 million kilometers
D) millions of kilometers

Answers

Answer:

D) millions of kilometers

Explanation:

The sun's corona extends million of kilometers into space from the sun outward.

The corona of the sun is one of the layers of the sun with blistering plasma extending into the space. It extends several million of kilometers away into the solar system. This layer has a whooping temperature of about 2-5million degree Celsius.  

It is the light and energy conveyed through the corona that furnishes all the planets with radiant energy.

What are 2 extinct species that share a close evolutionary relationship with whales

Answers

Raoellidae

Explanation:

im sorry i couldnt find another one</33


Need answer now click on the photo

Answers

Answer:

I would go with B

Answer:

B used to store food and other minerals

Explanation:

OH OH OH OK BIG QUESTION HERE I NEED TO KNOW THE ANSWER BECAUSE MY TEACHER NEVER GAVE ONE!!!!! ok sorry, I can't believe I forgot this question till now! ok ok ok ok k k k k k k k. You know the experiment where they put a baby or like baby monkeys in cages with no parent and like they were alone? I don't remember the name of this experiment but yeah anyway, after like a few days or so they went back to check on the babies and they were smashing their heads on the cage and kinda insane. basically, it proved that people need affection and to be around others or we will go insane. Here's my question antisocial people, people that don't like hugs or being touched? That's like saying you just don't like food...right?!?!?! (also before you get all emo on me at say something like " oh you just don't get it prep you have happiness :(", lol sorry that was really funny, anyway yeah I'm antisocial too...probably why I thought about this question...um anyway yeah please answer my question)

Answers

Answer:

Anti- Social people just arent a fan of people always being around and being all up onthem. They like alone time because they are just born that way, ( i think)

Explanation:


All of the following are true facts about enzymes EXCEPT
A)
all living cells have enzymes.
B)
Life would not be possible without enzymes.
C)
enzymes can speed chemical reactions by 100s to billions of times.
D)
there are a few types of enzymes, but they each perform many types of
reactions.

Answers

Answer:  D

Explanation:

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