Home Biology Biotechnology Principles and Processes NCERT In E. coil cloning vector PBR 322. ROP codes…
Biology Biotechnology Principles and Processes NCERT Single Correct MCQ
Published on: August 12, 2026

In E. coil cloning vector PBR 322. ROP codes for –

A
The proteins involved in the replication of the plasmid
B
The proteins involved in the antibiotic resistance
C
The proteins involved in the synthesis of antibiotic
D
All of these

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The correct answer is:
A

In pBR322, the rop (repressor of primer) gene encodes a protein that helps regulate and maintain plasmid replication by controlling plasmid copy number.

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