Pyruvate dehydrogenase is _______________ when ATP-ADP ratios are high.
A) activated
B) inhibited
C) phosphorylated
D) B and C
E) A and C

Question

Quizplus · Accepted Answer

Pyruvate dehydrogenase is inhibited when ATP-ADP ratios are high. This is because high ATP levels indicate that the cell has sufficient energy, and therefore does not need to produce more ATP through the pyruvate dehydrogenase reaction.

Pyruvate Dehydrogenase Is _______________ When ATP-ADP Ratios Are High