Question: what are the differences between a dna nucleotide and an rna nucleotide?
Answer: DNA contains the sugar deoxyribose, while RNA contains the sugar ribose. DNA contains the nitrogenous base thymine, while RNA contains the nitrogenous base uracil. The diagram below shows the structure of a DNA nucleotide. The sugar is deoxyribose, and adenine is one of four possible nitrogenous bases.