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DNA is a nucleic acid polymer composed of which repeating structural unit?

A. Nucleotides
B. Phosphate groups
C. Ribosomes
D. Proteins


Sagot :

Final answer:

Nucleic acids are composed of nucleotides consisting of sugars, phosphate groups, and bases like guanine and adenine.


Explanation:

Nucleic acids are polymers composed of monomers called nucleotides. These nucleotides consist of a five-carbon sugar linked to a phosphate group and one of four nucleic acid bases: guanine, cytosine, adenine, and uracil/thymine. RNA is a single-stranded polymer involved in protein synthesis, while DNA is a double-helical structure carrying genetic information.


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