End product of purine metabolism is?: (A) Alanine, (B) Uric acid, (C) Ammonia, (D) Allantoin
Answer is B. ANSWER: (B) Uric addREF: Biochemistry 3rd edition by S C Rastogi page 366,In humans and higher primates, uric acid is the final oxidation (breakdown) product of purine metabolism and is excreted in urine.AUantoin is a natural end product of purine metabolism in most mammals other than humans.