Essential Biochemistry - Chemistry Of Nucleic Acids (Section 1 - No. 24)

Which of the following is a characteristic of the DNA double helix?
The two strands run parallel.
The bases are paired by hydrogen bonds.
The sugar-phosphate backbone is on the outside.
Adenine pairs with thymine.

Explanation

The bases are paired by hydrogen bonds and the sugar-phosphate backbone is on the outside. Adenine pairs with thymine.

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