Which of the following statements about the Lac operon is false?

Which of the following statements about the Lac operon is false?



(a) The Lac repressor binds when lactose is present in the cell.
(b) Even when the CAP activator is bound to DNA, if lactose is not present, the Lac operon will not be transcribed.
(c) The CAP activator can only bind DNA when it is bound to cAMP.
(d) The Lac operon only produces RNA when lactose is present and glucose is absent.


Answer: A


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