Return to the MCAT Quiz page to see the corresponding Q1, Q2, Q3 questions.
MCAT Style Quiz Question 14.1
B. 2, 4, 5, 8, 10
MCAT Style Quiz Question 14.2
C. GAPs inhibit G protein functions by stimulating GTP hydrolysis; GEFs activate G protein functions by stimulating GDP-GTP exchange.
MCAT Style Quiz Question 14.3
A. (a) The patient is unable to sustain glycolytic flux needed for anaerobic glucose metabolism and the muscles run out of ATP. (b) No, because there is so little pyruvate being made under these conditions that lactate will not be generated.
Everyday BioChem 