Which of the following statements about the lac operon is not true?
A) When lactose binds to the repressor, the repressor can no longer bind to the operator.
B) When lactose binds to the operator, transcription is stimulated.
C) When the repressor binds to the operator, transcription is inhibited.
D) When lactose binds to the repressor, the shape of the repressor is changed.
E) The repressor has binding sites for both DNA and lactose.

Question

Quizplus · Accepted Answer

When lactose binds to the operator, transcription is not stimulated but rather the repressor is inhibited from binding to the operator, allowing for transcription to occur.

Which of the Following Statements About the Lac Operon Is