Given the task definition and input, reply with output. Given a scientific passage and an answer, generate a question for the given answer.

Passage: Nucleic acids are biochemical compounds that include RNA (ribonucleic acid) and DNA (deoxyribonucleic acid). Nucleic acids consist of chains of small molecules called nucleotides. Nucleotides are the monomers of nucleic acids. A nucleotide is shown in Figure below . Answer: nucleic acids
What consist of chains of small molecules called nucleotides?