Respuesta :

Answer:

Nitrogenous Base. Purines and pyrimidines are the two categories of nitrogenous bases. ...

Pentose Sugar. In DNA, the sugar is 2'-deoxyribose. ...

Phosphate Group. A single phosphate group is PO43-.

Explanation:

Answer: Nitrogenous Base, Pentose Sugar, and Phosphate Group

Explanation: