Question

In gel electrophoresis the ________ DNA fragments end up at the bottom of the wall of gel.
a. straightest
b. most positively charged
c. largest
d. smallest

Answer 1

b. most positively charged

In gel electrophoresis the most positively charged DNA fragments end up at the bottom of the wall of gel.NOT:
a. straightest
c. largest
d. smallest

Answer 2

Simple answer is B. most positively charged.