The cell membrane contains channels and pumps that help move materials from one side to the other. What are these channels and pumps made of? *

A. Carbohydrates
B. Lipds
C. Bi-Lipids
D. Proteins

Answers

Answer 1

Answer:

D protein it taste good very good


Related Questions

hi hi hi?? pls say bye

Answers

Answer:

But I don't want you to go please stay with us we all love you

Byeeeeeeeee:) hahaha

Because most nerve cells do not typically undergo mitosis, they are generally not capable of which of the following?a.producing enzymesb.generating more nerve cellsc.performing cellular respirationd.transporting ions against a concentration gradien

Answers

Answer:

B. generating more nerve cells

Explanation:

Mitosis is the process whereby a cell divides into two genetically identical daughter cells. It is way through which living cells reproduce and multiply themselves.

Hence, a nerve cell that do not typically undergo mitosis will be incapable of replicating/multiplying itself, hence, unable to generate more nerve cells.

Visual Reading Tool: Inside a Chloroplast
1. Fill in the reactants and products of the light-dependent and light-independent reactions of
photosynthesis.
Light-Dependent
Light-Independent
Reactions
Reactions
NADPH
ATP
THYLAKOID
ADP
STROMA
NADP
2. What is the NADPH responsible for?
3. Where do the "light" reactions (light-dependent) take place?

Answers

Answer:

A) Light dependent reactions

Reactants: light, H2O

Products: Oxygen gas

B) Light independent reactions

Reactants: C02

Products: Glucose

2. NADPH is an electron carrier which transfers electrons in the electron transport chain of photosynthesis

3. Light reactions occur in the THYLAKOID membrane.

Explanation:

As depicted in the image in this question, the photosynthetic process can be grouped into two stages viz; light dependent reactions and light independent reactions. The light dependent reactions, which take place in the THYLAKOID MEMBRANE of the Chloroplast, involves the synthesis of ATP (energy carrier) and NADPH (electron carrier) to be used in the next stage. The reactants of light dependent reactions are light energy from sun, and water (H2O) while the product is Oxygen (O2) gas.

In the light independent reactions, the ATP and NADPH are used to synthesize GLUCOSE as a product from Carbon dioxide (CO2) reactant.

2. The NADPH is is an electron carrier produced from the reduction of NADP+, which transfers or donates electrons to other molecules in the electron transport chain of photosynthesis. This is crucial in building of the proton gradient for ATP production.

3. The light reaction or light dependent reaction takes place in the THYLAKOID MEMBRANE of the Chloroplast.

The light-dependent reactions use ADP and NADP to produce NADPH and ATP (it occurs in the thylakoid membrane), whereas light-independent reactions use NADPH and ATP. NADPH is a cofactor.

The light-dependent reactions use sunlight and water (H2O) to produce oxygen (O2), NADPH and ATP, whereas light-independent reactions use carbon dioxide (CO2) NADPH, and ATP to produce simple carbohydrates (e.g., glucose).

Both light-dependent reactions and light-independent reactions occur in the chloroplast: light-dependent reactions occur in the thylakoid membrane of the chloroplast, whereas light-independent reactions occur in the stroma of the chloroplast.

Reduced nicotinamide adenine dinucleotide phosphate (NADPH)  is a cofactor that transports electrons (e-) and protons (H+) released by sunlight into new carbon-carbon bonds and thus serves to produce simple carbohydrates (i.e., sugars).

In conclusion, the light-dependent reactions use ADP and NADP to produce NADPH and ATP (it occurs in the thylakoid membrane), whereas light-independent reactions use NADPH and ATP to create carbohydrates.

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how are land and sea breezes important to human population?

Answers

Answer:

Explanation:

Land is important as it provides a suitable habitat for humans as with high population a higher land mass is needed in order to provide satisfactory living condition likewise if lower population less land mass is needed while sea breeze is needed to it ability to stabilize thermal temperature in which is needed to keep a population physiology content

There are more hydrogen atoms in living organisms than any other atom, but oxygen is more abundant in terms of
mass.
Why is this statement true?
O Hydrogen is a gas, but oxygen is a solid.
O Hydrogen atoms have a lower mass than oxygen atoms.
• Hydrogen atoms make up more of water's mass than oxygen atoms.
Hydrogen is present as single atoms and oxygen is bonded in compounds,

Answers

Answer:

Hydrogen atoms have a lower mass than oxygen atoms.

Explanation:

The statement which is true is Hydrogen atoms have a lower mass than oxygen atoms. Thus, option C is correct.

What is hydrogen?

Hydrogen is the most abundanet element representing nearly three quarters of the mass of the universe. Hydrogen is found in the water that covers 70% of the surface of our planet as well as in all organic matter. Hydrogen is the simplest element in the universe. It is composed only of one proton (p) and only one electron (e-).

Hydrogen is the lightest element of all elements and gases; it is 14 times lighter than air. A "spill" of hydrogen gas immediately diffuses into the air and pollutes neither the ground nor the water table. Hydrogen is invisible, odorless and nontoxic. It does not cause acid rain, does not deplete the ozone layer and does not generate dangerous emissions.

Carbon is so abundant in living things even though oxygen is the most abundant element on Earth because carbon atoms can bond with one another to make chains and cyclic structures whereas oxygen atoms cannot form chains or cyclic structures.

Therefore, The statement which is true is Hydrogen atoms have a lower mass than oxygen atoms. Thus, option C is correct.

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Explain the differences between the three ways of heat transfer, conduction, convection, and radiation.​

Answers

Answer:

The differences between these three ways of heat transfer are that conduction is the transfer of thermal energy through direct contact, convention is the transfer of thermal energy through the movement of liquid or gas, and radiation is the transfer of thermal energy through thermal emission. As you can see, each way of heat transfer has a different way of moving through objects.

Hope this helps <3

Stomach acid has a pH of about _____. a. 4 c. 6 b. 2 d. 10

Answers

The answer is B. 2. hope this helps

Which is a common use of minerals?

A.pasta
B.toothpaste
C.applesauce
D.wooden craft stick

Answers

Answer: Toothpaste!!

Explanation:

Toothpaste commonly uses minerals like calcium and fluoride etc.

Hope this helps!!! :D

Answer:

The answer is B. toothpaste.

Explanation:

This is because toothpaste contains minerals like fluorid, and sometimes charcoal. I really hope this helps! If your reading this right now I hope you get a good grade and god bless you, your family, and friends! Happy Thanksgiving!✨

This illustration of a cell has a label. If there were no label, how could you tell that this cell is a plant cell and not an animal cell?

Group of answer choices

The cell has a nucleus.

The cell is surrounded by a cell membrane.

The cell is surrounded by a cell wall.

The cell contains cytoplasm.

Answers

Answer:

the cell is surrounded by a cell wall

Explanation:

only plant cells have a cell wall.

Answer:

The cell is surrounded by a cell wall

Explanation:

FIrst off, we can eliminate the first option because all cells have a nucleus.

Second off, all cells have a cell membrane, but animal cells DON'T have cell walls, which makes it option 3.

Finally, it's not "The cell contains cytoplasm due to both animal and plant cells having them.

Why are new stars likely to form in irregular galaxies?

A. They contain a large amount of gas and dust
B. They're part of the Local Group
C. They contain many black holes
D. They don't have regular shapes

Answers

The answer is A. They contain a large amount of gas and dust

Answer:

A. They contain a large amount of gas and dust

Explanation:

Guess what?

Explanation:

I took the test!

Explanation:

Have a good day

Can someone help me with this

Answers

Answer:

true false true

Explanation:

I've done this before and got it right

True, False, True mark me brainliest I need to level up!!!

What data did you use to answer this question?

Answers

Im sorry i dont see any question

Which body system works closely with the nervous system to regulate body activity

A. Lymphatic
B. Integumentary
C. Endocrine
D. Muscular

Answers

Answer:

d

Explanation:

d

need rn! worth 13 ~ 謝謝

Answers

It is B I think

Hope this helped

Which of the following is a description of trait of a country with a high
carrying capacity?
O A. Food grown on land near homes
B. Spending hours per day collecting water
C. Easy access to safe drinking water
O D. Very little access to refrigeration
SOMEONE PLEASE HELP ME IM STUCK ON THIS PLEASEEEE

Answers

The correct answer is D

Answer:easy access to safe drinking water

Explanation:

BRAINLIST


Loveland Loess

(a )Tilting

,(B) Erosion

, (c) Folding


Answers

tilting because idek sorr

Reaction: C6H120, + 6
A -> 6
B + 6 H2O + energy
What molecules does letter B represent in the reaction above?
02
O CO2
ОАТР
O H2O

Answers

I believe 6CO2 is the answer

The reaction of cellular respiration involves the use of the glucose molecule in presence of oxygen to produce energy and carbon dioxide. Thus, option B is correct, as molecule B is carbon dioxide.

What is cellular respiration?

Cellular respiration is a chemical method that involves the inhaled oxygen and use of the food molecules to release energy along with the water and carbon dioxide molecules.

Cellular respiration can be depicted by the reaction:

C₆H₁₂O₆ + 6O₂ → 6CO₂ + 6H₂O + energy

Therefore, molecule B is carbon dioxide.

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Help me please....pleaseeeeee

Answers

Answer:

B

Explanation:

When your body gets to the tempature of 98.8F you start to over heat and sweat.

The conversion of stored potential energy into kinetic energy can also be harnessed to power homes, factories and entire cities. Which example from the text supports this conclusion?

Answers

Answer:

The conversion of stored potential energy into kinetic energy can also be harnessed to power homes, factories and entire cities. The most notable example is the Hoover Dam. The Hoover Dam is an arch-gravity dam by design. This design name is the first clue as to how exactly the dam harnesses energy.

A brown eyed person (BB) and a blue eyed person (bb) have several children. Which of these statements describe the probable eye color of their children?

1.All will have blue eyes
2.All will have brown eyes
3.Half will have brown eyes, and half will have blue eyes
4.Less than half will have brown eye

Answers

Answer:

2. B. All will have Brown Eyes

Explanation:

Brown is dominant, so all children will have Bb, brown eyes

Answer:

Im pretty sure theyll have brown eyes if not my bad

Explanation:

harmful contamination of the environment by a chemical of agent entering it over a diffuse area is called

Answers

The answer is Pollution.

Record the etymology of biometric

Define biometric, relating it to the etymology

Relate biometrics to identify thief

Explain the role that body systems, organs, cells or tissues play in identity

Answers

Answer:

Biometrics refer to measurements and different sort of calculations related to our body. For example their is Face ID and Fingerprint for their phones to know it’s actually them.

Relate biometrics to identify thief As hackers and identity thieves have gotten more sophisticated in their practices, a password alone may not be enough to keep all our personal information completely secure.  

Explain the role that body systems, organs, cells or tissues play in identity

Cells contain the DNA that codes for proteins

Explanation:

Which describes the process of a bacterial cell dividing to create two daughter cells? O binary fission O fertilization O meiosis gamete formation​

Answers

binary fission creates 2 daughter cells

Researchers want to use eDNA to look for an invasive species in a waterway.
Which step should they do last?
A. Cut the DNA into fragments of different sizes.
B. Compare the samples with a positive control.
C. Isolate DNA from the waterwakin question.
D. Stain the gel to reveal a banding pattern.

Answers

The last step to observe different DNA patterns is to stain the gel to reveal a banding pattern (Option D).

DNA extraction, polymerase chain reaction (PCR) and fragment separation by gel electrophoresis are basic molecular techniques used to identify patterns in DNA.

The patterns in DNA can be used for identifying an individual in a population, distinguishing different species, etc. These patterns can be obtained by using restriction enzymes.

There are different dyes used to stain DNA before the identification of patterns in DNA.

For example, ethidium bromide is a widely used dye to stain DNA before fragment separation by agarose gel electrophoresis.

In conclusion, the last step is TO STAIN the gel with a DNA dye to reveal a banding pattern (Option D is correct).

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pls help fast!!! thank you :))

Answers

Answer:

hydroelectric

Explanation:

took the test

Answer:

hydroelectric

Explanation:


USE RACES: Why is a food web a better model for explaining energy flow
than a food chain?

Answers

Explanation:

Because it shows the relation of organisms with each other in a habitat, rather than just a small segment of it like a food chain. It is also still pretty easy to understand like a food chain.

I'll give you brainliest if u help me asap​

Answers

Answer:

paramecium

Explanation:

google

There are _____ levels of intellectual disabilities on the modern continuum.

A.
five
B.
four
C.
three
D.
two

Answers

Answer:

B) Four

Explanation:

There are four levels of intellectual disabilities on the modern continuum. The correct option is B.

What are intellectual disabilities?

A person is said to have an intellectual disability when their capacity to learn at a typical rate and function in daily life is restricted. The severity of intellectual disability in children varies widely.

Despite the fact that a precise full-scale IQ test result is no longer necessary for diagnosis, standardised testing is nevertheless used to help make the diagnosis.

A full-scale IQ score of between 70 and 75 denotes a considerable intellectual functioning restriction.

Each person's level of difficulty with learning and processing information, difficulties with abstract cognition, and issues with social interaction are all common aspects of intellectual impairments.

On the contemporary continuum, there are four stages of intellectual disability.

Thus, the correct option is B.

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What happens when an organic artifact loses its moisture when exposed to dry air?
An organic artifact (blank) and (blank )when it looses its moisture.

Answers

Answer: An organic artifact SHRINKS and DEFORMS when it loses its moisture.

What's the term that describes all the chemical reactions taking place in an orgasm

Answers

Answer:

Metabolism

Explanation:

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