Which of the following is NOT a component of the lac operon?
A)the structural genes for lacZ,lacY,and lacA
B)the operator and promoter sequences
C)a lacI gene
D)a separate operator for the lacI gene

Question

Quizplus · Accepted Answer

The lac operon consists of the structural genes for lacZ, lacY, and lacA that encode proteins involved in lactose metabolism; the operator and promoter sequences that affect the transcription of these genes; and the lacI gene that encodes the lac repressor. There is no separate operator for the lacI gene in the lac operon.

Which of the Following Is NOT a Component of the Lac