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Imagine a gel through which DNA fragment...

Imagine a gel through which DNA fragments have moved in response to an applied electrical current.The band on this gel that is farthest from the top(that is,from the place where the DNA fragments were added to the "well")represents the

A

shortest fragments of DNA

B

longest fragments of DNA

C

restriction enzyme used to cut the DNA into fragments.

D

ligase used to bind the DNA fragments together.

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