Which of the following types of biomolecules is characterized by a repeating sequence of nucleotides, with each nucleotide consisting of a nitrogenous base, a sugar molecule, and a phosphate group?

A Proteins
B Carbohydrates
C Lipids
D Nucleic acids ✓

Explanation

Nucleic acids, such as DNA and RNA, are composed of nucleotides, each consisting of a nitrogenous base, a sugar molecule, and a phosphate group.

Source

Campbell Biology
Fundamentals of Biochemistry Biochemistry Biomolecules Easy MEDICAL Confidence: high