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
The enzymes that catalyses the same reaction but differ in physical properties are called as: 
Select and explain. 
A. Pro enzyme, B. Iso enzyme, C. Co-enzyme, D. Holoenzyme
B: Iso enzyme
Answer: B: Iso enzyme 
Explanation: None