If E. coli bacteria are grown only in the presence of lactose, then the repressor will
A. not bind the operator, allowing transcription of the lac operon genes.
B. bind the operator, preventing transcription of the lac operon genes.
C. bind the operator, allowing transcription of the lac operon genes.
D. not bind the operator, preventing transcription of the lac operon genes.
E. bind the operator, preventing translation of the lac operon genes.
A. not bind the operator, allowing transcription of the lac operon genes.
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What will be an ideal response?