The function of the citric acid cycle is to
A) remove hydrogen atoms from organic molecules and transfer them to coenzymes.
B) transfer the acetyl group gained from glycolysis to molecules of pyruvate.
C) hydrolyze glucose in the presence of oxygen to obtain two pyruvate molecules.
D) produce carbon dioxide to balance the oxygen requirement for cellular respiration.
E) produce water.
Question 2
At about 4pm in the afternoon, you could expect that ________ will be released if you have not eaten since 12pm.
A) insulin
B) glucagon
C) melatonin
D) pancreatic polypeptide
E) insulin and glucagon