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: Surgery
Suicidal enzyme is - 
Select and explain. 
A. C ycl oxygen ase, B. Lipoox ygen se, C. Dehydrogenase, D. Pyruvate kinase
A: C ycl oxygen ase
Answer: A: C ycl oxygen ase 
Explanation: Ans. is 'a' i.e., Cycloxygenase