NEET2026Botany-Genetics
NEET 2026 Botany Gene Expression MCQ Question
Type: MCQ-conceptual-Medium-Class 12
In the lac operon, the z gene codes for
A
permease
B
transacetylase
C
beta-galactosidase
D
the repressor of lac operon
Correct Answer
Option C
Detailed Explanation
In lac operon, the z gene codes for beta-galactosidase, which is an enzyme that breaks down lactose into glucose and galactose.
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