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Question

The bond between the phosphate and hydroxyl group of sugar is a/an

A
glycosidic bond
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B
ester bond
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C
phosphoanhydride bond
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D
peptide bond
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Solution

The correct option is B ester bond
In a polysaccharide, the monosaccharides are linked by a glycosidic bond.

Image result for glycosidic bond
In a nucleic acid, the bond between the phosphate and hydroxyl group of the sugar (deoxyribose or ribose) is an ester bond.

Image result for glycosidic bond byjus
In polypeptides, the linear chain of amino acids are linked by a peptide bond.

Image result for peptide bond byjus
In ATP, the three phosphate groups are linked together by phosphoanhydride bonds.


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