Which of the following is false about bacterial tryptophan operon? – McqOptions

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1.	Which of the following is false about bacterial tryptophan operon?
A.	It has two kinds of regulation system
B.	The co-repressor is the catabolite activator protein
C.	When tryptophan supply is insufficient the tryptophan operon activates
D.	The complex of repressor with co-repressor on binding to the operator blocks transcription
Answer» C. When tryptophan supply is insufficient the tryptophan operon activates

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