Biology Biotechnology Principles and Processes All Topic Question For Revision Test Single Correct MCQ
Published on: August 13, 2026

Ethidium bromide stained DNA in agarose gel appear bright orange when it is exposed to

A
Infra-red light
B
UV light
C
Normal sunlight
D
Any light

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Text Solution

Verified by Experts
The correct answer is:
B

Ethidium bromide intercalates with DNA and fluoresces bright orange under ultraviolet (UV) light, allowing DNA bands to be visualized in an agarose gel.

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