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MA_775_DIABLO [31]
3 years ago
12

What is the backbone of the dna structure composed of?

Biology
1 answer:
Reptile [31]3 years ago
3 0

Answer:

Each DNA strand within the double helix is a long, linear molecule made of smaller units called nucleotides that form a chain. The chemical backbones of the double helix are made up of sugar and phosphate molecules that are connected by chemical bonds, known as sugar-phosphate backbones.

Explanation:plz mark me as brainliest

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