Having become an expert on gel electrophoresis, you are ask…

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

Published on: August 14, 2026

Having become an expert on gel electrophoresis, you are asked to examine a gel for a colleague. Where would you find the smallest fragments of DNA?

Near the positive electrode, farthest away from the wells

Near the negative electrode, close to the wells

Near the top, near the negative pole

Near the middle they tend to slow-down after the first few minutes

Text Solution

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The correct answer is:

The smallest DNA fragments move fastest through the agarose gel and travel farthest toward the positive electrode (anode) from the wells.

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