AP (Advanced Placement) Biology: Questions 33 - 38 of 327

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Question number: 33

» DNA and Protein Synthesis

MCQ▾

Question

How many steps in PCR reaction?

Choices

Choice (5) Response

a.

3 steps

b.

5 steps

c.

2 steps

d.

4 steps

e.

Question does not provide sufficient data or is vague

Question number: 34

» Enyzmes and Metabolism

MCQ▾

Question

Photosynthesis is a________ (I) ________ process and raw materials of photosynthesis are________ (II) ________.

Choices

Choice (5) Response

a.

I - Chemical process, II - Carbon dioxide and water

b.

I - Chemical process, II - Oxygen and water

c.

I - Biological process, II - Carbon dioxide and water

d.

I - Biological process, II - Oxygen and water

e.

None of the above

Question number: 35

» Enyzmes and Metabolism

MCQ▾

Question

Single molecule of acetyl CoA into TCA cycle formed how many molecules (total number of NADH and FADH2)?

Choices

Choice (5) Response

a.

2 molecules

b.

4 molecules

c.

1 molecule

d.

11 molecules

e.

0 molecules

Question number: 36

» Enyzmes and Metabolism

MCQ▾

Question

A halophile requires high:

Choices

Choice (5) Response

a.

Salt

b.

Pressure

c.

pH

d.

Temperature

e.

None of the above

Question number: 37

» DNA and Protein Synthesis

MCQ▾

Question

In Eukaryotes, the TATA box is a:

Choices

Choice (5) Response

a.

Core promoter

b.

-10 sequence

c.

Pribnow box

d.

-35 sequence

e.

None of the above

Question number: 38

» Enyzmes and Metabolism

MCQ▾

Question

In the stomach of an animal, enzyme is active but when it leaves the stomach it loses its activity. This example illustrates that enzymes are

Choices

Choice (5) Response

a.

sensitive to changes in pH

b.

inactivated by movement

c.

specific to the organs in which they are produced

d.

inhibited by changes in temperature

e.

inhibited by excessive substrate in the small intestine

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