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

What must be done before placing DNA into the electrophoretic chamber ?

A
It must be ground up with mortar and pestle.
B
It must cut by restriction endonucleases.
C
It must be treated with RNAase.
D
None of the above

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Text Solution

Verified by Experts
The correct answer is:
B

Before loading DNA into an agarose gel electrophoresis chamber, the DNA is usually:

Cut into fragments using restriction endonucleases so that separation based on size can be analyzed.

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