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Molecular Basis of Inheritance — BIOLOGY STD 12 Science — Question

Gujarat BoardEnglish MediumSTD 12 ScienceBIOLOGYMolecular Basis of Inheritance1 Mark
MCQ
Length of one loop of $\text{B DNA}$ is:
  • ✓
    $3.4\ nm$
  • B
    $0.34\ nm$
  • C
    $20\ nm$
  • D
    $10\ nm$
✓

Answer

Correct option: A.
$3.4\ nm$

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