The function of the regulator gene is to
A) code for enzymes in a metabolic pathway.
B) serve as an on/off switch for transcription.
C) code for a repressor molecule that can bind to the operator.
D) bind to the RNA polymerase molecule.
E) bind to the promoter.

Question

Quizplus · Accepted Answer

The regulator gene codes for a repressor molecule that can bind to the operator, thereby controlling the transcription of structural genes in an operon.

The Function of the Regulator Gene Is to