Biology Biotechnology Principles and Processes Principles of Biotechnology and Restriction Enzymes Single Correct MCQ
Published on: August 12, 2026

How many fragments will be generated, if a closed circular DNA molecule is digested using a restriction enzyme having six recognition sites on the DNA?

A
12
B
6
C
3
D
0

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Text Solution

Verified by Experts
The correct answer is:
B

For a circular DNA, the number of fragments produced = number of restriction sites.

Given:

Restriction sites = 6

Therefore:

Fragments produced = 6

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