Subject SAT (College Board) Biology: Questions 638 - 643 of 824

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Question number: 638

» Cell

Edit
MCQ▾

Question

In which one of the following do the two names refer to one and the same thing?

Choices

Choice (5)Response

a.

Kreb’s cycle and Calvin cycle

b.

Tricarboxylic acid cycle and Citric acid cycle

c.

Citric acid cycle and Calvin cycle

d.

Tricarboxylic acid cycle and urea cycle

e.

None of the above

Question number: 639

» Mendel and Hereditary

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MCQ▾

Question

When a single gene influences more than one trait it is called

Choices

Choice (5)Response

a.

pleiotrophy

b.

pseudodominance

c.

epistasis

d.

Question does not provide sufficient data or is vague

e.

All of the above

Question number: 640

» DNA and Evolution

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MCQ▾

Question

The basic unit of nucleic acid is

Choices

Choice (5)Response

a.

nucleotide

b.

nucleoside

c.

pentose sugar

d.

nucleoid

e.

Question does not provide sufficient data or is vague

Question number: 641

» Organization and Regulation

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MCQ▾

Question

Pigment acting as a reaction centre during photo system is

Choices

Choice (5)Response

a.

P700

b.

Carotene

c.

Cytochrome

d.

Phytochrome

e.

All of the above

Question number: 642

» DNA and Evolution

Edit
MCQ▾

Question

Majority of RNA is seen in

Choices

Choice (5)Response

a.

RER

b.

Cytoplasm

c.

SER

d.

Nucleus

e.

None of the above

Question number: 643

» Mendel and Hereditary

Edit
MCQ▾

Question

A gene pair hides the effect of another gene. The phenomenon is called

Choices

Choice (5)Response

a.

segregation

b.

epistasis

c.

mutation

d.

dominance

e.

None of the above

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