NEET2017Zoology-Molecular Biology

NEET 2017 Zoology DNA Analysis MCQ Question

Type: MCQ-conceptual-Medium-Class 12

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

A

The larger the fragment size, the farther it moves.

B

The smaller the fragment size, the farther it moves.

C

Positively charged fragments move to farther end.

D

Negatively charged fragments do not move.

Correct Answer

Option B

Detailed Explanation

In gel electrophoresis, smaller DNA fragments move faster and farther through the gel matrix.

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