Carbohydrate – Section 1

36. Citric acid accumulation would

A. stimulate phosphofructokinase activity
B. stimulate fructose 1,6 diphosphatase activity
C. inhibit phosphofructokinase activity
D. both (b) and (c)

Correct Answer: D. both (b) and (c)

37. Which of the following is not involved in the biosynthesis of DNA?

A. Energy from ATP
B. Mononucleotides
C. Carbonic anhydrase
D. Enzymes

Correct Answer: C. Carbonic anhydrase

38. Which of the following would be considered a part of metabolism?

A. Biosynthetic pathways that build DNA
B. Catabolic pathways that break down complex carbohydrates
C. The capture of light energy for use in making glucose
D. All of the above

Correct Answer: D. All of the above

39. Insulin

A. stimulates gluconeogenesis and glycolysis
B. stimulates gluconeogenesis and inhibits glycolysis
C. inhibits gluconeogenesis and glycolysis
D. inhibits gluconeogenesis and stimulates glycolysis

Correct Answer: D. inhibits gluconeogenesis and stimulates glycolysis

40. What is present in the stomach to prevent self-digestion?

A. Mucus
B. acid
C. Enzymes
D. hormones

Correct Answer: A. Mucus

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