Which Statement Best Summarizes the Differences Between RNA and DNA

Multiple Choice

Which statement best summarizes the differences between RNA and DNA?

A) RNA is a single-stranded form of DNA.
B) DNA is a polymer and RNA is a monomer.
C) RNA is a protein and DNA is a nucleic acid.
D) DNA is the primary energy currency of all cells.
E) DNA comprises the genes, while RNA is a direct participant in the process of protein synthesis.