A) (base-sugar-phosphate) n
B) base-sugar-OH
C) base-sugar-phosphate
D) sugar-phosphate
Correct Answer: C
Solution :
Nucleotides are the building blocks of nucleic acids (DNA and RNA). A single nucleotide is composed of phosphate molecule, a five carbon sugar (either ribose or deoxyribose) and a purine (adenine or guanine) or a pyrimidine (thymine or cytosine or uracil) nitrogenous base. Nucleoside = Base + Sugar Nucleotide = Base + Sugar + Phosphate
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