Home Biology Biotechnology Principles and Processes The stickiness of DNA ends facilitates the a…
Biology Biotechnology Principles and Processes Single Correct MCQ
Published on: August 20, 2026

The stickiness of DNA ends facilitates the action of which enzyme –

A
DNA polymerase
B
DNA Ligase
C
Restriction endonuclease
D
Alkaline phosphatase

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Verified by Experts
The correct answer is:
B

Sticky ends produced by restriction enzymes have complementary single-stranded overhangs that can pair with each other. This facilitates the action of DNA ligase, which joins the DNA fragments by forming phosphodiester bonds.

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