Which of the following statements about gel electrophoresis is incorrect?

Practice question

Question

Which of the following statements about gel electrophoresis is incorrect?

Options

Choose one · Correct answer highlighted

Gel electrophoresis separates DNA fragments based on their size. Smaller DNA fragments migrate faster than larger fragments. Gel electrophoresis requires an electric field. Gel electrophoresis does not require a gel matrix. Correct

Explanation

Gel electrophoresis requires a gel matrix (commonly agarose) to separate DNA fragments based on size. This follows from NCERT principle where the relation explains the outcome clearly for students in simple steps.

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