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Solution


Q.

Both human DNA and RNA are chiral molecules. The chirality in DNA and RNA arises due to the presence of  [2026]
1 Chiral phosphate unit  
2 L–sugar component  
3 D–sugar component  
4 Base unit  

Ans.

(3)

DNA & RNA are chiral molecules due to presence of chiral 2-deoxy-Ribose & Ribose sugar unit respectively.