Term Name:	purine nucleobase biosynthetic process
Synonyms:	purine base anabolism, purine base biosynthesis, purine base biosynthetic process, purine base formation, purine base synthesis
Definition:	The chemical reactions and pathways resulting in the formation of purine nucleobases, one of the two classes of nitrogen-containing ring compounds found in DNA and RNA, which include adenine and guanine.
Ontology:	GO: Biological Process [GO:0009113]    QuickGO    AmiGO