A pentose sugar is linked to nitrogenous base by a.

N-glycosidic bond

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Hydrogen bond

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phosphodiester bond

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ionic bond

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Solution

The correct option is A N-glycosidic bond
Nucleosides are nitrogenous bases that are covalently bonded to ribose or deoxyribose by a N-glycosidic bond. So a nucleoside consists of a nitrogenous base covalently attached to a sugar (ribose or deoxyribose) but without the phosphate group.

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