What is the criterion for DNA fragments movement on agarose gel during gel electrophoresis ?
What is the criterion for DNA fragments movement on agarose gel during gel electrophoresis ?
(1) The smaller the fragment size, the farther it moves
(2) Positively charged fragments move to farther end
(3) Negatively charged fragments do not move
(4) The larger the fragment size, the farther it moves
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The correct answer is (1)
DNA fragments during gel electrophoresis, separate (resolve) according to their size due to sieving effect provided by agarose gel
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