What is the criterion for DNA fragments movements on agaros…

Biology Biotechnology Principles and Processes Principles of Biotechnology and Restriction Enzymes Single Correct MCQ

Published by: CGP EDU Academic Team

Published on: August 14, 2026

What is the criterion for DNA fragments movements on agarose gel during gel electrophoresis ?

The larger the fragment size, the farther it moves

The smaller the fragments size, the farther it moves

Positively charged fragments move to farther end

Negatively charged fragments do not move

Text Solution

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The correct answer is:

In agarose gel electrophoresis, DNA fragments are negatively charged and move toward the positive electrode. Smaller fragments move faster and farther through the gel pores than larger ones.

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