Which of the following statements about regulation of the lac operon is true?
A) Glucose in the growth medium decreases the inducibility by lactose.
B) Glucose in the growth medium does not affect the inducibility by lactose.
C) Glucose in the growth medium increases the inducibility by lactose.
D) Its expression is regulated mainly at the level of translation.
E) The lac operon is fully induced whenever lactose is present.
Correct Answer:
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