Subject SAT (College Board) Biology: Questions 720 - 724 of 824

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Question number: 720

» DNA and Evolution

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MCQ▾

Question

The most plentiful type of RNA of cell

Choices

Choice (5)Response

a.

tRNA

b.

hnRNA

c.

rRNA

d.

mRNA

e.

None of the above

Question number: 721

» DNA and Evolution

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MCQ▾

Question

What is adaptive radiation?

Choices

Choice (5)Response

a.

Evolution of different species from a common ancestor

b.

Adaptations due to geographical isolation

c.

Migration of members of a species to different geographical areas

d.

Power of adaptation in an individual to a variety of environments

e.

None of the above

Question number: 722

» Atoms and Compounds

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MCQ▾

Question

NADP+ is reduced to NADPH in

Choices

Choice (5)Response

a.

Calvin cycle

b.

HMP

c.

Glycolysis

d.

EMP

e.

Question does not provide sufficient data or is vague

Question number: 723

» DNA and Evolution

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MCQ▾

Question

Transcription of E. coli occurs in

Choices

Choice (5)Response

a.

four phases known as initiation, propagation, elongation and termination

b.

two phases known as initiation and termination

c.

three phases known as initiation, elongation and termination

d.

Question does not provide sufficient data or is vague

e.

None of the above

Question number: 724

» Atoms and Compounds

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MCQ▾

Question

When the velocity of enzyme activity is plotted against substrate concentration, which of the following is obtained?

Choices

Choice (5)Response

a.

Hyperbolic curve

b.

Straight line with negative slope

c.

Straight line with positive slope

d.

Parabolic

e.

Question does not provide sufficient data or is vague

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