BCH 361 Chapter 18 Questions Study
Questions with 100% Correct Verified
Solutions| Latest Update
Negative regulation of citric acid cycle enzymes in a muscle cell would lead to _____ and
_____ - Answer a reduction in the rate of glycolysis; lower ATP production
Which of the following is NOT a coenzyme necessary in the function of
pyruvate dehydrogenase complex?
a. thiamine pyrophosphate (TPP)
b. FAD
c. lipoic acid
d. NAD+
e. ubiquinone - Answer e. ubiquinone
Entry to the citric acid cycle involves the generation of acetyl CoA. The enzyme that
catalyzes the production of acetyl CoA is _____. This enzyme is negatively regulated by
_____ in a high-energy charge situation. - Answer pyruvate dehydrogenase; NADH
Pyruvate dehydrogenase complex falls within which size range? - Answer 4—10
million daltons
The formation of acetyl CoA from pyruvate is an irreversible step in animals, and
thus they are unable to convert _____ into _____. - Answer acetyl CoA; glucose
Questions with 100% Correct Verified
Solutions| Latest Update
Negative regulation of citric acid cycle enzymes in a muscle cell would lead to _____ and
_____ - Answer a reduction in the rate of glycolysis; lower ATP production
Which of the following is NOT a coenzyme necessary in the function of
pyruvate dehydrogenase complex?
a. thiamine pyrophosphate (TPP)
b. FAD
c. lipoic acid
d. NAD+
e. ubiquinone - Answer e. ubiquinone
Entry to the citric acid cycle involves the generation of acetyl CoA. The enzyme that
catalyzes the production of acetyl CoA is _____. This enzyme is negatively regulated by
_____ in a high-energy charge situation. - Answer pyruvate dehydrogenase; NADH
Pyruvate dehydrogenase complex falls within which size range? - Answer 4—10
million daltons
The formation of acetyl CoA from pyruvate is an irreversible step in animals, and
thus they are unable to convert _____ into _____. - Answer acetyl CoA; glucose
