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Match the following.
Column – I
(Gene in lac operon)
Column – II
(Function of gene)
a) Structural gene y p) Binding site for repressor protein
b) Operator gene q) Codes for repressor protein
c) Promoter gene r) Induces lactose transport from the medium
d) Regulator gene or i gene s) Codes for enzyme permease
t) Binding site for RNA polymerase
a b c d
1. q t p r
2. r s t p
3. s p t q
4. t s q p

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answer is C.

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Detailed Solution

Structural gene y - Codes for enzyme permease

Operator gene - Binding site for repressor protein

Promoter gene - Binding site for RNA polymerase

Regulator gene or i gene - Codes for repressor protein

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