NEET Biology question

Aporepressor is an inactive repressor in the tryptophan-repressible operon system. It is

(A)Always proteinCorrect
(B)A substrate
(C)A metabolite
(D)May be protein

Answer: (A)

Solution

The aporepressor, like the active repressor it becomes once bound to the corepressor tryptophan, is a polypeptide product of the regulatory gene and is

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Question ID VK-120543