Multiple Choice
The double-helix structure of DNA is the overall result of
A) covalent base pairings.
B) the covalent bonding of purines and pyrimidines.
C) the phosphodiester bonds between deoxyribose and phosphate.
D) hydrogen bonding of the two complementary polynucleotide strands.
E) ionic bonding of base pairs.
Correct Answer:

Verified
Correct Answer:
Verified
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