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Kobotan [32]
4 years ago
11

What is the structure of a DNA molecule, and how is it duplicated?

Biology
1 answer:
Anettt [7]4 years ago
3 0
Each molecule of DNA is a double helix formed from two complementary strands of nucleotides held together by hydrogen bonds between G-C and A-T base pairs. Duplication of the genetic information occurs by the use of one DNA strand as a template for formation of a complementary strand. (There’s a picture below of a DNA strand )

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