Biology, asked by Anonymous, 10 months ago

what makes the backbone of DNA??

Answers

Answered by zahaansajid

DNA is made up of nucleotides which are made up of sugar, nitrogen bases and phosphate groups

The sugar holds the phosphate and the nitrogen bases

Hence, sugar is the backbone of nucleotides and hence DNA

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Answered by anjel000

Explanation:

DNA is made up of the sugar-phosphate backbone. It consists of 5-carbon deoxyribose sugars and phosphate groups. These sugars are linked together by a phosphodiester bond, between carbon 4 of their chain, and a CH2 group that is attached to a phosphate ion.

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