Question

NOTE:Ot. Length of DNA reolecule is 680 A . then how phosphodliester bonfs will be present in DNA
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Answer 1

Answer:

phosphodiester bond help to bind various nitrogen bases in a long chain .. A long chain of nucleotide is possible because of phosphate group which is called phosphodiester bond.

Explanation:

Nitrogen base + pentose sugar =Nucleoside

then when a phosphate group is added to Nucleoside then it becomes nucleotide

Nucleoside + phosphate group = Nucleotide

This long chain of Nucleotide is called DNA .

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