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The Stability of the DNA double helix depends significantly on: I. Hydrogen bonds between phosphate groups II. Stacking...

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Biology

The Stability of the DNA double helix depends significantlyon:

I. Hydrogen bonds between phosphate groups

II. Stacking interactions

III. Hydrophobic exclusion

IV. Calcium Ions

A) I, II, III, IV

B) II, IV

C) I, III

D) II, III

Please explain the reasoning behind the answer

Answer & Explanation Solved by verified expert
4.1 Ratings (792 Votes)
The stability of DNA double helix depend significantly on ii stacking interaction and iii hydrophobic exclusion A hydrogen bond between the bases and not between phosphate groups is able to stabilize the double helix because of the large number present in DNA    See Answer
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