Subject SAT (College Board) Biology: Questions 762 - 766 of 824

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Question number: 762

» DNA and Evolution

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MCQ▾

Question

The production site for rRNA is

Choices

Choice (5)Response

a.

Nucleus

b.

RER

c.

Nucleolus

d.

Cytoplasm

e.

Question does not provide sufficient data or is vague

Question number: 763

» DNA and Evolution

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MCQ▾

Question

The main role of enhancer is to

Choices

Choice (5)Response

a.

bind RNA polymerase

b.

serves as CAT box binding proteins

c.

work adjacent to the TATA box

d.

modulate transcription

e.

All of the above

Question number: 764

» Atoms and Compounds

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MCQ▾

Question

The oxygen evolved during photosynthesis comes from water molecule. Which one of the following pair of elements gets involved in the reaction?

Choices

Choice (5)Response

a.

Magnesium and chlorine

b.

Manganese and chlorine

c.

Manganese and potassium

d.

Magnesium and molybdenum

e.

None of the above

Question number: 765

» Atoms and Compounds

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MCQ▾

Question

Enzymes are

Choices

Choice (5)Response

a.

Make endergonic reactions proceed spontaneously

b.

Lower the activation energy of a reaction

c.

Are not very specific in their choice of substrates

d.

Are needed in large quantities because they are used up during catalysis

e.

Question does not provide sufficient data or is vague

Question number: 766

» DNA and Evolution

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MCQ▾

Question

Essentiality in Rho-dependent termination of transcription in E. coli

Choices

Choice (5)Response

a.

ATP

b.

Nearly 50 nucleotides of uncomplexed mRNA

c.

Both a. and b. are correct

d.

None of the above

e.

Question does not provide sufficient data or is vague

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