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
Fluroide ions act by inhibiting - 
Select and explain. 
A. Enolase, B. Hexokinase, C. Cytochrome oxidase, D. Carbonic anydrase
A: Enolase
Answer: A: Enolase 
Explanation: A i.e. Enolase