How many nucleotides are present in one turn of DNA helix [MP PMT 1999 – McqOptions

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1.	How many nucleotides are present in one turn of DNA helix [MP PMT 1999, 2000; Haryana PMT 2005]
A.	4 pairs
B.	8 pairs
C.	10 pairs
D.	9 pairs
Answer» D. 9 pairs

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