Question Detail

BIO 101 BIO 101 Past Questions Objective Question

Question

Which macromolecule's monomers consist of a sugar, phosphate group, and nitrogenous base?
Options
A Protein
B Lipid
C Nucleic acid
Correct Answer
D Carbohydrate
Correct Answer

Option C is the correct answer.

Detailed Explanation

The monomer of nucleic acids (DNA and RNA) is a nucleotide, which is composed of a pentose sugar (deoxyribose or ribose), one or more phosphate groups, and a nitrogenous base (A, T/U, G, C).

Hint

Think of the building blocks of DNA.

Question Info