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Studentka2010 [4]
3 years ago
14

What composes the backbone, or side pieces, of the DNA molecule?

Biology
1 answer:
Orlov [11]3 years ago
4 0

Answer:

A phosphate backbone is the portion of the DNA double helix that provides structural support to the molecule. DNA consists of two strands that wind around each other like a twisted ladder. Each strand has a backbone made of alternating sugar (deoxyribose) and phosphate groups.

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