This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Metabolism of carbohydrate, Subject name: Biochemistry
Mutarotation refers to change in 
Select and explain. 
A. pH, B. Optical rotation, C. Conductance, D. Chemical propeies
B: Optical rotation
Answer: B: Optical rotation 
Explanation: Mutarotation refers to the change in the specific optical rotation representing the interconversion of a- and b- anomers of D-glucose to an equilibrium. Ref: Biochemistry by U. Satyanarayana 3rd edition Pgno : 14