The Strands That Make Up DNA Are Antiparallel

question 52

Multiple Choice

The strands that make up DNA are antiparallel.This means that

• A) one strand is positively charged,and the other is negatively charged.
• B) the base pairings create unequal spacing between the two DNA strands.
• C) the 5'-to-3'direction of one strand runs opposite to the 5'-to-3' direction of the other strand.
• D) the twisting of the DNA molecule has shifted the two strands.
• E) purines bond with purines and pyrimidines bond with pyrimidines.

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