Biology, 12.03.2021 20:10, emilylittle2442

PLEASE HELP The tryptophan operon in some bacteria is a repressible operon. Which of the following statements correctly describes this operon?

It is activated only when glucose is present in the growth medium.
It is deactivated whenever tryptophan is added to the growth medium.
It is activated only when tryptophan is present in the growth medium.
It is permanently active.

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PLEASE HELP The tryptophan operon in some bacteria is a repressible operon. Which of the following...