Question

write the definitions for the following key terms:
dna
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nucleotide
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Explanation:

A nucleotide is the basic building block of nucleic acids like DNA. It consists of a nitrogen - containing base (such as adenine, thymine, cytosine, guanine in DNA), a pentose sugar (deoxyribose in DNA), and a phosphate group.

Answer:

A nucleotide is the basic building block of nucleic acids (including DNA). It is composed of a nitrogen - containing base, a pentose sugar (deoxyribose in the case of DNA nucleotides), and a phosphate group.