urry e nucleotides consist phosphate group five carbon sugar nitrogenous base ribonucleotides contain ribose sugar monomers ribonucleic acid rna contrast deoxyribonucleotides contain deoxyribose sugar constitute monomers deoxyribonucleic acid dna rna dna also differ respect one bases ref name freeman two types bases purines pyrimidines ref name freeman purines include guanine g adenine whereas pyrimidines consist cytosine uracil u thymine uracil used rna whereas thymine
Natural science Biology