Question

During electrophoresis, the piece that moves the farthest from the well is ________.
a.The smallest
b. The largest
C. The most positive
d. The most negative
e.Cut into the most pieces

Answer 1

Answer: The shortest pieces of DNA will be close to the positive end of the gel, while the longest pieces of DNA will remain near the wells.

Explanation:

As the gel runs, shorter pieces of DNA will travel through the pores of the gel matrix faster than longer ones.