Q.

What is the linkage/bond between the nitrogen base and pentose sugar in DNA?

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a

Phosphodiester linkage

b

N-glycosidic linkage

c

Hydrogen bond

d

Peptide bond

answer is B.

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Detailed Solution

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A bond that is formed between sugar and a hydroxyl group of organic compound is called glycosidic bond. The bond that is present between sugar and nitrogen base in a nucleotide is N-glycosidic bond as sugar and nitrogen base are joined through C1 - N9 linkage.

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