Question

do you know meaning of vizy ring and imidazole ring ( structure of Purines) it's urgent pls answer only if u know​

Answer 1

Answer:

Purines are heterocyclic aromatic compounds consisting of a pyridine ring (six-membered ring) and an imidazole ring (five-membered ring) fused together, whereas pyrimidines are aromatic compounds containing two nitrogen atoms in a six-membered ring (heterocyclic).