5.Molecular Basis of Inheritance
medium

The lactose present in the growth medium of bacteria is transported to the cell by the action of

A

Acetylase

B

Permease

C

Polymerase

D

Beta-galactosidase

(NEET-2024)

Solution

The $y$ gene lac operon codes for permease enzyme, which increase the permeability of cell to $\beta$-galactosides.

So, the lactose present in the growth medium of bacteria is transported into the cell by the action of permease.

Standard 12
Biology

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