Transcription of the Lac Operon Is Most Efficient When ____

question 39

Multiple Choice

Transcription of the lac operon is most efficient when ____.

• A) cAMP levels are low
• B) the CAP site of the promoter is not bound to cAMP
• C) glucose is present and lactose is absent
• D) lactose is present and glucose is absent
• E) lactose and glucose are present

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