Final answer:
Nucleotides are the building blocks of DNA, comprising a nitrogenous base, a 5-carbon sugar, and a phosphate group.
Explanation:
Nucleotides are the building blocks of DNA, consisting of a nitrogenous base, a 5-carbon sugar, and a phosphate group. The nucleotide is named based on the nitrogenous base which can be purines like adenine (A) and guanine (G), or pyrimidines like cytosine (C) and thymine (T).
Learn more about DNA building blocks here:
https://brainly.com/question/1637280
