Cyclic AMP affects transcription by
A) triggering the action of several protein factors
B) phosphorylating a subunit of RNA polymerase
C) phosphorylating a transcription factor
D) inhibiting DNA looping
E) None of these

Question

Quizplus · Accepted Answer

Cyclic AMP (cAMP) affects transcription by triggering the action of several protein factors, such as the cAMP response element-binding protein (CREB), which is a transcription factor that, when phosphorylated, can bind to DNA and regulate gene expression.

Cyclic AMP Affects Transcription by