question_answer

ATP is a: [AIPMT 2000]

A) nucleotide

B) nucleosome

C) purine base

D) nucleoside

Correct Answer: A

Solution :

[A] A nucleotide contains [a] a S-C sugar, [b] a phosphate molecule and [c] a nitrogenous base. ATP is also a nucleotide. It also has a 5-C sugar (ribose), 3 phosphate molecules and a nitrogenous base (adenine). .