16. Regulation of Expression
Glucose's Impact on Lac Operon
Multiple Choice
Multiple ChoiceHow does extracellular glucose inhibit transcription of the lac operon?
A
By strengthening the binding of the repressor to the operator.
B
By weakening the binding of the repressor to the operator.
C
By inhibiting RNA polymerase from opening the strands of DNA to initiate transcription.
D
By reducing the levels of intracellular cAMP.
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