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Nucleotide, basic unit of DNA consists of the sugar _________________

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Nucleotide, basic unit of DNA consists of the sugar _________________

(a) deoxyribose

(b) oxyribose

(c) mannose

(d) fructose

The question was posed to me during an interview.

The query is from Gene Chemical Nature topic in division Nature of Genome of Cell Biology

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The correct choice is (a) deoxyribose

The explanation is: Nucleotide consists of five-carbon sugar deoxyribose to which one phosphate is esterified at the 5’ position of the sugar ring and one nitrogenous base is attached at 1’.

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