questionedithistorytranslations

What charge does a dna molecule have?

Postive
Negative
Neutral
Polar
DNA does contain in its backbone phosphates. These are negatively charged. This negative charge is responsible for the whole DNA molecule to appear negatively charged as a mild acid. So it is called* a nucleic ACID, a "DNacid".
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15
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60
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35
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31
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145
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22
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10
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11

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63
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