Which of the following does not apply to the technique known as gel electrophoresis?
(A) The DNA is pulled to the positive end of the gel box
(B) The agarose gel provides for a porous matrix
(C) The buffer solution helps supply ions needed to conduct an electric current
(D) The larger fragments move further down the gel than the smaller ones due to their heavier weight
Ans: (D) The larger fragments move further down the gel than the smaller ones due to their heavier weight
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