How does active CAP induce expression of the genes of the lactose operon?
A)It terminates production of repressor molecules.
B)It degrades the substrate allolactose.
C)It stimulates splicing of the encoded genes.
D)It stimulates the binding of RNA polymerase to the promoter.
E)It binds steroid hormones and controls translation.

Question

Quizplus · Accepted Answer

Active CAP stimulates the binding of RNA polymerase to the promoter, which leads to the transcription of the genes in the lac operon. This activation occurs only in the presence of glucose limitation and high levels of cAMP.

How Does Active CAP Induce Expression of the Genes of the Lactose