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In gel electrophoresis why does the DNA move towards the bottom of the wall of gel? A) DNA is negatively charged B) DNA is positively charged C) DNA is extremely heavy D) DNA is less dense than air
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In gel electrophoresis why does the DNA move towards the bottom of the wall of gel?

A) DNA is negatively charged
B) DNA is positively charged
C) DNA is extremely heavy
D) DNA is less dense than air

User Eyesnz
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1 Answer

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I believe the correct response is A. DNA is negatively charged, and is thus moving to the bottom of the wall of gel because it is attracted to the positive terminal of the gel electrophoresis apparatus.
User Hermannloose
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