Biology 1-8 cumulative

Last update by dangkathy04 on 05/03/2014
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Which of the following descriptions best fits the class of molecules known as nucleotides?

A) a pentose sugar and a purine or pyrimidine

B) a nitrogenous base, a phosphate group, and a pentose sugar

C) a nitrogenous base and a pentose sugar
D) a phosphate group and an adenine or uracil

E) a nitrogenous base and a phosphate group

Answer:

B) a nitrogenous base, a phosphate group, and a pentose sugar
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