What Is the Role of a Molecule That Controls a Repressible

Multiple Choice

What is the role of a molecule that controls a repressible operon?

A) bind to the promoter region and decrease the affinity of RNA polymerase for the promoter
B) bind to the operator region and block the attachment of RNA polymerase to the promoter
C) increase the production of inactive repressor proteins
D) bind to the repressor protein and deactivate it
E) bind to the repressor protein and activate it