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Biomolecules — BIOLOGY STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceBIOLOGYBiomolecules1 Mark
Question
A nitrogenous base is present in RNA, but absent in DNA. Name it. Also give example in which it exists.
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Answer

Uracil (U), is the nitrogenous base present only in RNA, e.g., viruses like hepatitis C.

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