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Anvisha [2.4K]
2 years ago
8

Which part of the cell membrane is

Biology
1 answer:
Stella [2.4K]2 years ago
5 0

Answer:

it is complicated but you add 1+1 and get two

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Caffeine is an inhibitor of phosphodiesterase. Therefore, the cells of a person who has recently consumed coffee would have incr
adell [148]

Answer:

B) cAMP

Explanation:

Phosphodiesterase is an enzyme that breaks a phosphodiester bond, for example in molecules such as cAMP and cGMP. So, phosphodiestarases are  are regulators of signal transduction: regulate the duration of signaling pathway.

Caffeine is  central-nervous-system stimulant and the mechanisms of its action usually are: mobilization of intracellular calcium or inhibition of specific phosphodiesterases.

7 0
3 years ago
What is true about chromatin
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At the smallest level of organization, the DNA wraps itself around small globular proteins called histones. Complexes of histones and DNA form nucleosomes, which appear as "beads" on the DNA strand. Chromatin refers to the decondensed DNA that has not formed separate chromosomes.
6 0
3 years ago
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What is one type of white blood cell that participates in the specific immune response called?
Firlakuza [10]

C is the most likely answer to this question.

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3 years ago
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Which of the following is necessary for the light-independent reactions to proceed?
Yanka [14]

Answer;

C) ATP

Explanation;

-Photosynthesis can be divided into two parts: the light-dependent reactions and the light-independent reactions (also referred to as the "dark" reactions).

-The two products of the light-dependent reactions of photosystem are ATP and NADPH.  The movement of high energy electrons releases the free energy that is needed to produce these molecules.  The ATP and NADPH are used in the light-independent reactions to make sugar.

-The light-independent reactions, or dark reactions, of photosynthesis are chemical reactions that convert carbon dioxide and other compounds into glucose. These reactions occur in the stroma, the fluid-filled area of a chloroplast outside the thylakoid membranes.

8 0
3 years ago
A total of 100 Students and 35 chaperones are going on a field trip to the Smithsonian institution in Washington DC write each r
gogolik [260]

Answer:

Ratio of students to chaperones = 20 / 7

Explanation:

Given:

Total student = 100

Total chaperones = 35

Find:

Ratio of students to chaperones

Computation:

Ratio of students to chaperones = 100 / 35

Ratio of students to chaperones = 20 / 7

4 0
2 years ago
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