In higher organisms, which of the following is composed of a polymer with double-stranded phosphodiester-linked monomers?
A) RNA
B) DNA
C) protein
D) carbohydrate
E) None of the above.

Question

Quizplus · Accepted Answer

DNA is composed of a polymer with double-stranded phosphodiester-linked monomers, or nucleotides. RNA is also composed of nucleotides, but it is typically single-stranded. Proteins and carbohydrates are composed of different types of monomers and are not double-stranded like DNA.

In Higher Organisms, Which of the Following Is Composed of a Polymer