Antiparallelism means that
A) the two strands of a DNA molecule run in opposite directions.
B) the DNA double helix twists first one way, then the other.
C) the DNA bases are sometimes on the outside of the molecule.
D) the DNA molecule cannot dissolve in water.
E) DNA and RNA are not the same molecule.

Question

Quizplus · Accepted Answer

Antiparallelism refers to the fact that the two strands of DNA run in opposite directions, with one strand going in the 5' to 3' direction and the other going in the 3' to 5' direction. This arrangement is important for the process of DNA replication and other cellular functions.

Antiparallelism Means That