In the given diagram of chemical structure of DNA, identify the type of bonding shown by A, B and C.

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A-N-glycosidic bonding, B-Hydrogen bonding, C-Phosphodiester bonding

A-N-glycosidic bonding, B-phosphodiester bonding, C-Hydrogen bonding

A-N-glycosidic bonding, B-phosphodiester bonding, C-Covalent bonding

A-N-glycosidic bonding, B-phosphodiester bonding, C-Coordinate bonding

answer is D.

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Detailed Solution

The bond formed between 1^stposition of pentose sugar and nitrogen base( if it is purine 9^thposition ,if it is pyrimidine 1^stposition) is called as N- glycosidic bond . The bond formed between nitrogen bases of opposite strands is called hydrogen bond and the bond formed between two adjacent nucleotides is called as phosphodiester bond . In given figure A ,B,C labelled are N-glycosidic bond ,hydrogen bond and phosphodiester bond .

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