Which of the following best describes transcriptional regulation of the lac operon in e. coli?
a. on in the presence of lactose
b. on in the presence of lactose and presence of glucose
c. off in the presence of glucose
d. on in the absence of lactose and presence of glucose
e. on in the presence of lactose and absence of glucose
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Which of the following best describes transcriptional regulation of the lac operon in e. coli?
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