Subject SAT (College Board) Biology: Questions 723 - 729 of 805

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Question number: 723

» DNA and Evolution

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MCQ▾

Question

The chromosomal aberration which will not change the number of genes is

Choices

Choice (4) Response

a.

Translocation

b.

Deletion

c.

Duplication

d.

Inversion

Question number: 724

» DNA and Evolution

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MCQ▾

Question

The course of mating of closely related individuals is called

Choices

Choice (4) Response

a.

heterosis

b.

hybridization

c.

self breeding

d.

inbreeding

Question number: 725

» Organization and Regulation

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MCQ▾

Question

Which of the following enzyme most abundantly found on earth?

Choices

Choice (4) Response

a.

Nitrogenase

b.

Invertase

c.

RuBisCO

d.

Catalase

Question number: 726

» DNA and Evolution

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MCQ▾

Question

Weismann cut off tails of mice generation after generation however it neither get disappeared nor shortened proving that

Choices

Choice (4) Response

a.

Mutation theory is wrong

b.

Darwin was correct

c.

Lamarckism was erroneous in inheritance of acquired characters

d.

Tail is an essential organ

Question number: 727

» DNA and Evolution

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MCQ▾

Question

The most plentiful type of RNA of cell

Choices

Choice (4) Response

a.

tRNA

b.

hnRNA

c.

rRNA

d.

mRNA

Question number: 728

» DNA and Evolution

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MCQ▾

Question

What is adaptive radiation?

Choices

Choice (4) 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

Question number: 729

» Atoms and Compounds

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MCQ▾

Question

NADP+ is reduced to NADPH in

Choices

Choice (4) Response

a.

Calvin cycle

b.

HMP

c.

Glycolysis

d.

EMP

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