Which of the following descriptions best fits the class of molecules known as nucleotides?
A) a nitrogenous base and a phosphate group
B) a nitrogenous base and a pentose sugar
C) a nitrogenous base, a phosphate group, and a pentose sugar
D) a phosphate group and an adenine or uracil
E) a pentose sugar and a purine or pyrimidine

Question

Quizplus · Accepted Answer

Nucleotides are made up of three components: a nitrogenous base, a phosphate group, and a pentose sugar. Choice A only includes two of the three components, and Choices B, D, and E only include two of the three components with specific base/sugar combinations.

Which of the Following Descriptions Best Fits the Class of Molecules