First slide

Regulation of Gene Expression

Question

This is the region of lac operon which is not having information for the formation of protein.

Easy

A

lac i
B

lac o
C

lac z
D

lac y

Solution

lac i codes for regulator protein or repressor, lac z for beta-galactosidase and lac y for permease. Lac o does not code for any protein but it is the region where the repressor binds and inhibits transcription.

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