noun🔗ShareبيورينAny of a class of organic heterocyclic compounds, composed of fused pyrimidine and imidazole rings, that constitute one of the two groups of organic nitrogenous bases (the other being the pyrimidines) and are components of nucleic acids.""Adenine and guanine are two types of purine found in DNA." "الأدينين والجوانين هما نوعان من البيورينات الموجودة في الحمض النووي.chemistrybiochemistrybiologycompoundChat with AIVocabulary GamePractice Reading