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: Anatomy
[{'content': 'Gene for eye morphogenesis \nSelect and explain. \nA. Pax-6, B. BMP-4, C. HOX-D13, D. HOX-A13', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. is 'a' i.e., Pax-6The Pax-6 gene locus is a transcription factor for various genes and growth factors involved in eye formation.Pax-6 is a master control gene for eye morphogenesis and encodes for Paired box protein Pax-6 (also called aniridia type II protein or oculorhombin).", 'role': 'assistant'}]