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: Ophthalmology
The major function of major intrinsic protein-26 (MIP-26) is: 
Select and explain. 
A. Glucose transpo in lens, B. Transpo of water in lens, C. Diffusion barrier, D. Capsule of lens
B: Transpo of water in lens
Answer: B: Transpo of water in lens 
Explanation: Ans. Transpo of water in lens