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Gel Electrophoresis and Restriction Enzymes

APBIO-WESTKE

Restriction enzymes were used to cleave a section of DNA into four fragments. These fragments were 400, 600, 1800, and 3000 base pairs long.

Which of the following gel electrophoresis wells in the image MOST likely represents these fragments?

Note: The wells are drawn as boxes at the bottom of the diagram.

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A

Well A.

B

Well B.

C

Well C.

D

Well D.