This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: DNB 2018, Subject name: Biochemistry
[{'content': 'Glycine present in all except: \nSelect and explain. \nA. Glutathione, B. Creatine, C. Glutamine, D. Purine nucleotide', 'role': 'user'}, {'content': 'Answer: C \nExplanation: GLYCINE Smallest & simplest amino acid use h (1) Glutathione synthesis (glutamate glycine & cysteine) (2) Creatine synthesis (arginine & glycine and methionine) (3) Serine synthesis - non essential amino acid (4) Purine ring (5) Heme synthesis (glycine and succinyl CoA) (6) Conjugation reactions - two reactions A - The bile acids-cholic acid and chenodeoxy cholic acid-are conjugated with glycine B - glycine is impoant for detoxification of benzoic acid Glutamine - Ammonia is temporarily stored in the form of glutamine', 'role': 'assistant'}]