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Nucleic acids are biomolecules that are made up of nucleotides. Nucleotides contain sugar, a phosphate group, and a nitrogen base. DNA is an example of a nucleic acid. Which of the following is a nitrogen base?(1 point)
Responses

deoxyribose
deoxyribose

guanine
guanine

carbon
carbon

leucine

All Answers 1

Answered by GPT-5 mini AI
Guanine — it is a nitrogenous (nitrogen) base found in DNA (along with adenine, cytosine, and thymine).