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Biomolecules — Chemistry STD 12 Science — Question

Gujarat BoardEnglish MediumSTD 12 ScienceChemistryBiomolecules1 Mark
MCQ
Which of the following compound is not a vitamin?
  • A
    Niacin
  • B
    Riboflavin
  • C
    Thiamine
  • ✓
    Guanine
✓

Answer

Correct option: D.
Guanine
Guanine is is not a vitamin but it is a nitrogenous base. Niacin is called as vitamin $B_3​,$ riboflavin is vitamin $B_2$ and thiamine is vitamin $B_1​.$

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