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Which enzyme/s will be produced in a cel...

Which enzyme/s will be produced in a cell in which there is a nonsence mutation in the lac Y gene?

A

`beta` - galactosidase

B

Lactose permease

C

Transacetylase

D

Lactose permease and transacetylase

Text Solution

Verified by Experts

The correct Answer is:
A
`beta` - galactosidase is a structural gene , which carry codes for the synthesis of protein Multation in the lac Y gene of E. coli needs residues of cytoplasmic enzyme `beta` - galactosidase . Lactose permease is a membrane protein , which is a major facilitator superfamily. Transacetylase is an enzyme transferring acetyl groups from one compound to another.
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