Bio-Chemistry (M.Phil./Ph.D.) 2021 Panjab University Entrance Exam With Answers

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33.

Deletion of the leader sequence of trp operon of E.coli would result in-

A: Decreased transcription of trp operon
B: No effect on trp operon
C: Increased transcription of trp operon
D: Decreased transcription of trp operon in the presence of tryptophan

The answer is: C

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