AIPMT MAIN2008Zoology-Biotechnology
AIPMT MAIN 2008 Zoology Tools and Techniques MCQ Question
Type: MCQ-conceptual-Medium-Class 12
Gel electrophoresis is used for
A
Isolation of DNA molecule
B
Cutting of DNA into fragments
C
Separation of DNA fragments according to their size
D
Construction of recombinant DNA by joining with cloning vectors
Correct Answer
Option C
Detailed Explanation
Gel electrophoresis separates DNA fragments based on size by applying an electric field to a gel matrix. Smaller fragments move faster and farther than larger ones.
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