Biology Biotechnology Principles and Processes Principles of Biotechnology and Restriction Enzymes Single Correct MCQ
Published on: August 13, 2026

When the DNA fragments are observed under UV light, they are seen as

A
yellow coloured bands and
B
orange coloured bands
C
blue coloured bands
D
Both

Share this question

For Instagram sharing, use “Apps” on mobile or copy the link.

Text Solution

Verified by Experts
The correct answer is:
B

During agarose gel electrophoresis, DNA fragments are stained with ethidium bromide (EtBr). When observed under UV light, the DNA appears as bright orange coloured bands.

──────────────────────────────────────────────────────────────────────────────────────────

Prepare Smarter with CGP Edu

Get practice questions, solutions, and test series in one place.

Write a Review

Share your experience with this question and solution.

Commentary

Send your comment, doubt, correction, or feedback to admin.

Student Reviews

What students say about this solution

No reviews yet. Be the first to write a review.

Similar Questions

Explore conceptually related problems

CG
CGP Question Assistant Question Bank + AI Help
Hi! Type your question or upload one screenshot. First I will search related questions from CGP Edu Question Bank. If none match, type YES and I will solve it with AI.
Upload only one screenshot at a time. Flow: Question Bank first → If not matched, type YES for AI solution.