In the presence of glucose, a repressor protein is bound to the operator, blocking transcription of the lac operon. None High Equal Low In the presence of glucose, a repressor protein is bound to the operator blocking transcription of the lac operon. None High Equal Low
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Step 1: In the presence of glucose, the lac operon is not needed for the cell to metabolize glucose, so the repressor protein binds to the operator region of the lac operon. Show more…
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In the lac operon, the repressor inhibits transcription when a. the repressor is bound to the inducer. b. the repressor is not bound to the inducer. c. the repressor is bound to glucose. d. the repressor is not bound to the operator.
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