Microbial Metabolism – Section 1

16. The reaction, where small precursor molecules are assembled into larger organic molecules is referred to as

A. anabolism
B. catabolism
C. metabolism
D. any of these

Correct Answer: A. anabolism
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17. Which of the following nucleoside diphosphates is used most often in carbohydrate anabolism?

A. Uridine diphosphate
B. Adenosine diphosphate
C. Guanine diphosphate
D. Thymine diphosphate

Correct Answer: A. Uridine diphosphate
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18. DAHP synthetase catalyzes the condensation of

A. erythrose-4-phosphate
B. phosphoenol pyruvate
C. both (a) and (b)
D. phenylalanine

Correct Answer: C. both (a) and (b)
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19. Phosphate is considered to restrict the induction of

A. primary metabolites
B. secondary metabolites
C. both (a) and (b)
D. none of these

Correct Answer: B. secondary metabolites
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20. Free energy change (ΔG) of a reaction is referred to as the amount of energy

A. liberated during reaction
B. taken up during reaction
C. liberated or taken up during reaction
D. none of these

Correct Answer: C. liberated or taken up during reaction
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