What Causes an Increase in CAP

Question

What causes an increase in CAP?
A)increase in glucose and increase in cAMP
B)decrease in glucose and increase in cAMP
C)increase in glucose and decrease in cAMP
D)decrease in glucose and increase in repressor
E)decrease in glucose and decrease in repressor

Accepted Answer

CAP (catabolite activator protein) activity increases when glucose levels are low and cAMP levels are high. Low glucose leads to increased cAMP, which binds to CAP, allowing it to activate transcription of certain genes.