Biomolecules
The presence or absence of hydroxyl group on which carbon atom of sugar differentiates RNA and DNA?
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Single Choice
The hydrogen bonding for the bases pairs of DNA are between:
Aamide carbonyl and $$-{NH}_{2}$$ only
Bamide $$N-H$$ and cyclic amine nitrogen only
Calcohols and carbonyls only
Dboth (a) and (b)
Correct Answer
Solution
DNA base pairs are held together with the Hydrogen Bonds. Adenine and Thymine are having 2 bonds that hold them together while Cysteine and Guanine have 3 bonds that hold them together. The hydrogen bonds generally occur between a Nitrogen and carbonyl oxygen. The correct option is D.
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