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
Gene commonly indicated in congenital cataract: 
Select and explain. 
A. PAX-6, B. CRYGS-3, C. LMX- IB, D. PITX-3
B: CRYGS-3
Answer: B: CRYGS-3 
Explanation: Answer- B. CRYGS-3'Gene-S crystalline gene (CRYGS) mutalion causes dominant progressive coical cataract in humans.