Question

what tool does one use to separate DNA fragments?
a. an electron microscope
b. a cyclotron
c. a mass spectrograph
d. a polyacrylamide gel
e. a centrifuge(high speed)

Answer 1

Polyacrylamide gel

Answer 2

Its used Plus an electric current to separate DNA fragments

Answer 3

To separate DNA fragments from other cellular constituents, I'd spin the whole sample in the centrifuge. To separate DNA fragments from each other based on length, I'd run it on a gel.