Quiz 4, BICH 410 (MWF 3-3:50P), Monday December 6, 1999


Write your name on each page. Clearly circle your response to each question. No partial credit for multiple-choice questions.

1. (3 pts) What compound results from a transamination reaction using glutamate?
Answer: D

2. (3 pts) Which combination of cofactors is involved in the conversion of pyruvate to acetyl-CoA by the pyruvate dehydrogenase complex?
Answer: B

3. (3 pts) The two moles of CO2 produced in the first turn of the citric acid cycle have their origin in the:
Answer: B

4. (3 pts) In the citric acid cycle, a flavin coenzyme (FAD) is required for:
Answer: C

5. (3 pts) Which of the following enzymes is NOT inhibited by increased levels of NADH?
Answer: A

6. (2 pts) Which of the following is NOT an intermediate in the citric acid cycle?
Answer: C

7. (3 pts) Starting with one mole of pyruvate, how many moles of NADH are produced by its complete metabolism via the pyruvate dehydrogenase complex and one full turn of the citric acid cycle?
Answer: D