In a DNA strand, the nucleotides are linked together by

glycosidic bonds

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phosphodiester bonds

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peptide bonds

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hydrogen bonds

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Solution

The correct option is B phosphodiester bonds
DNA is made up of two strands of polynucleotide chain in which the two strands are attached with hydrogen bonds. One nucleotide is attached with other nulceotide by phosphodiester bond. Phosphodiester bond is formed between third carbon and fifth carbon of two successive nucleotides.

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Similar questions

$I$	$I I$
$(a)$ Hydrogen bond	$(i)$ Adenine - deoxyric base
$(b)$ N-glycosidic linkage	$(i i)$ Glucose - Fructose
$(c)$ Phosphodiester bond	$(i i i)$ Leucine - Glycine
$(d)$ Peptide bond	$(i v)$ Nucleotide - Nucleotide in polynucleotide chain
	$(v)$ Guanine - Cytosin on opposite strands of DNA

In a DNA double helix, the nucleotides of one strand are linked together by

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