Answers to MCAT Style Quiz 6

Return to the MCAT Quiz page to see the corresponding Q1, Q2, Q3 questions.

MCAT Style Quiz Question 6.1

A. an increased affinity for oxygen in the presence of 2,3-BPG, and an equivalent affinity in the absence of 2,3-BPG. 

MCAT Style Quiz Question 6.2

C. decreased 

MCAT Style Quiz Question 6.3

C. When acetyl-Coenzyme A levels build-up, then pyruvate carboxylase generates oxaloacetate for the citrate synthase reaction, whereas when Coenzyme A builds up, then acetyl-Coenzyme A needs to be generated by pyruvate dehydrogenase to maintain flux through the citrate cycle.

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