Quick Biochemistry - Nucleic Acids (Section 8 - No. 38)
How do lactose and its analogs positively regulate the lac operon?
Attaching to i gene and preventing its expression
Increasing the synthesis of catabolite gene activator protein
Attaching to promoter region and facilitating the binding of RNA polymerase holoenzyme
Binding to repressor subunits so that the repressor cannot attach to the operator locus