Following statements describe the characteristics of the en…

Biology Biotechnology Principles and Processes Single Correct MCQ

Published on: August 20, 2026

Following statements describe the characteristics of the enzyme restriction endonulease. Identify the incorrect statement.

The enzyme binds DNA at specific sites and cuts only one of the two strands

The enzyme cuts the sugar-phosphate backbone at specific sites on each strand

The enzyme recognises a specific palindromic nucleotide sequence in the DNA

The enzyme cuts DNA molecules at identified position within the DNA

Text Solution

Verified by Experts

The correct answer is:

• Restriction endonucleases (also called restriction enzymes) cut both strands of DNA at specific palindromic sequences.

• Statement describes a nicking enzyme, not a typical restriction endonuclease.

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