Extracellular Glucose Inhibits Transcription of the Lac Operon by

question 6

Multiple Choice

Extracellular glucose inhibits transcription of the lac operon by

• A) weakening the binding of repressor to the operator.
• B) inhibiting RNA polymerase from opening the strands of DNA to initiate transcription.
• C) reducing the levels of intracellular cAMP.
• D) strengthening the binding of repressor to the operator.
• E) activating adenylyl cyclase.

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