JEE Main 2003 — Biomolecules Question with Solution
JEE Main 2003
Question
The reason for double helical structure of DNA is operation of
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Show full solutionCorrect option: B
Correct answer
Bhydrogen bonding
Step-by-step explanation
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This is a previous-year question from JEE Main 2003, covering the Biomolecules chapter of Chemistry. PrepSharp catalogues every PYQ from JEE Main with a verified answer key and step-by-step solution prepared by IIT alumni — so you can search by chapter, topic or year and revise efficiently.