JEE Mains · Chemistry · STD 12 - 10. Biomolecules
The reason for double helical structure of \(DNA\) is the operation of
- A Electrostatic attractions
- B vander Waals forces
- C Dipole - Dipole interactions
- D Hydrogen bonding
Answer & Solution
Correct Answer
(D) Hydrogen bonding
Step-by-step Solution
Detailed explanation
The two polynucleotide chains of \(DNA\) molecules are twisted around a common axis but run in opposite directions to form a right handed helix. The two chains are joined together by specific hydrogen bonds
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