This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Biochemistry
Glycine paicipates in the biosynthesis of all, EXCEPT: 
Select and explain. 
A. Heme, B. Creatine, C. Pyrimidine, D. None of the above
C: Pyrimidine
Answer: C: Pyrimidine 
Explanation: Glycine paicipates in the biosynthesis of heme, purines, creatine, and N-methylglycine (sarcosine). Ref: Harper 28th edition, chapter 30.