When DNA Fragments Are Separated by Gel Electrophoresis

Multiple Choice

When DNA fragments are separated by gel electrophoresis:

A) smaller fragments migrate further on the gel than larger fragments.
B) larger fragments migrate further on the gel than smaller fragments.
C) fragments that contain larger amounts of purines, relative to pyrimadines, migrate further.
D) fragments that contain many G-C pairs, relative to A-T pairs, migrate further.
E) all fragments containing genes with related functions migrate to an identical spot on the gel.