Question
Chemistry Question on Chemistry in Everyday Life
In both DNA and RNA, heterocyclic base and phosphate ester linkages are at
A
(A) C−5′ and C−1′ respectively of the sugar molecule
B
(B) C−1′ and C−5′ respectively of the sugar molecule
C
(C) C−2′ and C−5′ respectively of the sugar molecule
D
(D) C−5′ and C−2′ respectively of the sugar molecule
Answer
(B) C−1′ and C−5′ respectively of the sugar molecule
Explanation
Solution
Explanation:
In DNA and RNA heterocyclic base and phosphate ester are at C−1′ and C−5′ respectively of the sugar molecule.
Hence, the correct option is (B).