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The two strands of a DNA molecule are said to be antiparallel. What does this mean?

A. They are oriented in opposite directions.
B. They vary in their distance from each other.
C. They are oriented perpendicular to each other.
D. The bases face each other rather than the backbones.

Respuesta :

The DNA molecule is  composed of two strands  with the help of hydrogen bonds which is doubl helix  At each end of the double helix, one strand is 5' and the other is 3'.the two strands are anti parallel so the correct option is
 They are oriented in opposite directions
hope it helps
mlevans0926
The answer is A. They are oriented in opposite directions. Hint in the word antiparallel meaning oriented in opposite directions. Hope this helps!! :D

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