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
Glycolytic enzymes (s) inhibited by fluoride: 
Select and explain. 
A. Hexokinase, B. Aldolase, C. Enolase, D. Pyruvate Kinase
C: Enolase
Answer: C: Enolase 
Explanation: C i.e. EnolaseFor blood glucose estimation in the laboratory, fluoride is added to the blood to prevent glycolysis by the cells by inhibiting 'enolase' so that blood glucose is correctly estimated.Q.