Biology Biotechnology Principles and Processes All Topic Question For Revision Test Single Correct MCQ
Published on: August 12, 2026

In a plasmid vector, any restriction endonuclease site should be preferably –

A
Twice
B
Only one
C
Any number
D
Restriction site not needed

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Text Solution

Verified by Experts
The correct answer is:
B

A plasmid vector should have a single (unique) restriction endonuclease site so that it is cut at only one position, allowing easy insertion of the foreign DNA.

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