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Biomolecules — BIOLOGY STD 11 Science — Question

Rajasthan BoardEnglish MediumSTD 11 ScienceBIOLOGYBiomolecules1 Mark
MCQ
The four elements making 99% of living system are:
  • A
    CHOS
  • B
    CHOP
  • C
    CHON
  • D
    CNOP
✓

Answer

  1. CHON

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