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Question
______ carbon atoms of successive nucleotides of nucleic acid are linked by Phospho-diester bond.
Options
C5 - C4
C5 - C3
C5 - C1
C5 - C2
MCQ
Fill in the Blanks
Solution
C5 - C3 carbon atoms of successive nucleotides of nucleic acid are linked by Phospho-diester bond.
Explanation:
Phosphodiester bond in nucleotides occurs mainly between CS and C3 positions. So the direction of synthesis is always 5' to 3 '.
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