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Biomolecules — BIO BOTANY STD 11 — Question

Tamilnadu BoardEnglish MediumSTD 11BIO BOTANYBiomolecules1 Mark
MCQ
Diameter of DNA helix is …………… .
  • A
    34 Å
  • B
    20 nm
  • C
    34 nm
  • ✓
    20 Å
✓

Answer

Correct option: D.
20 Å
20 Å

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