If all the following DNA fragments were analyzed on an electrophoresis gel, which one would migrate farthest from the negative electrode?
A) 5000 base pairs
B) 750 base pairs
C) 1000 base pairs
D) 250 base pairs
E) 2500 base pairs

Question

Quizplus · Accepted Answer

The smaller the size of the DNA fragment, the farther it will migrate in an electrophoresis gel. Therefore, the DNA fragment with the smallest size, 250 base pairs, would migrate farthest from the negative electrode.

If All the Following DNA Fragments Were Analyzed on an Electrophoresis