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Biomolecules question

2003 · Shift 0 · Q27
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Biomolecules question

2003 · Shift 0 · Q27

JEE MainChemistryBiomoleculesMCQ+4 / −1
The reason for double helical structure of DNADNADNA is operation of
  1. A
    dipole-dipole interaction
  2. B
    hydrogen bonding
  3. C
    electrostatic attractions
  4. D
    van der Waals' forces
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