Answer:
1) A nucleotide consists of a single sugar, a phosphate, and a nitrogen-containing base.
2) The monomer units of DNA are nucleotides, and the polymer is known as a "polynucleotide. Nucleotides don't have polymers because they are monomers.
3) They carry the genetic blueprint of a cell and carry instructions for the functioning of the cell. The two main types of nucleic acids are DNA and RNA.
Explanation:
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