Subject SAT (College Board) Biology: Questions 655 - 657 of 824

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Question number: 655

» Atoms and Compounds

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MCQ▾

Question

Which of the following statements is incorrect with respect to an enzyme’s ability to catalyze a reaction?

Choices

Choice (5)Response

a.

An enzyme allows the reaction to go through a more stable transition state than would normally be the case

b.

An enzyme binds reactants such that they are positioned correctly and can attain their transition-state configurations

c.

An enzyme provides a reaction surface and a hydrophilic environment for the reaction to take place

d.

An enzyme can weaken bonds in reactants through the binding process

e.

None of the above

Question number: 656

» Mendel and Hereditary

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MCQ▾

Question

There are three genes a, b, c. Percentage of crossing over between a and b is 20%, b and c is 28 % and a and c is 8%. What is the sequence of genes on chromosome?

Choices

Choice (5)Response

a.

b, a, c

b.

a, c, b

c.

a, b, c

d.

None of the above

e.

All of the above

Question number: 657

» Organization and Regulation

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MCQ▾

Question

Formation of ATP in the process of photosynthesis and photorespiration is an oxidation process which utilizes the energy from

Choices

Choice (5)Response

a.

Ferredoxin

b.

Cytochromes

c.

Electrons

d.

Carbon dioxide

e.

Question does not provide sufficient data or is vague

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