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In both DNA and RNA, heterocylic base and and ptrosphate ester linkages are at

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In both DNA and RNA, heterocylic base and and ptrosphate ester linkages are at

(a) C'5 and C'1 respectively of the sugar molecule

(b) C'1 and C'5 respectiveiy of the sugar molecule

(c) C'2 and C'5 respectively of the sugar molecule

(d) C'5 and C'2 respectively of the sugar molecule

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Correct Option (a) C'5 and C'1 respectively of the sugar molecule

Explanation:

Synthesis of RNA/DNA from phosphoric acid, ribose and cvtosine is given below. Thus, ester linkages are at C'5 and C'1 of sugar molecule

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