Which Statement About DNA and RNA Is Correct

Multiple Choice

Which statement about DNA and RNA is correct?

A) DNA is single-stranded, and RNA is double-stranded.
B) The sugar in DNA is ribose, and in RNA the sugar is deoxyribose.
C) RNA has a helix shape; DNA does not.
D) The base uracil is unique to RNA and the base thymine unique to DNA.
E) DNA is a nucleotide polymer while RNA is a carbohydrate polymer.