Which of the following is $NOT$ a salient feature of the Watson and Crick model for $DNA$?
- APolynucleotide strands wind into a right-handed double helix.
- BSugar-phosphate backbone lies on the inside and bases lie on the outside of the helix.
- CDouble helix is stabilized by hydrogen bonding formed between two strands.
- D$A=T$ and $G=C$ are complementary base pairs.
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