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Which of the following statements are re...

Which of the following statements are related to the structure of double helical DNA ?
I.The helix makes one complete spiral turn every 34 A.
II. The diameter of the helix is 20 A
III.The distance between adjacent nucleotide is 3.4 A.
IV. Each strand of helix has a backbone made up of alternating ricbose sugar and phosphate .
V. The two adjacent sugar molecules joined with phosphate by phosphodiester bond.

A

I and II

B

I,II,III and V

C

II and IV

D

III, IV and V

Text Solution

Verified by Experts

The correct Answer is:
B
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