This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Genetics, Subject name: Pathology
[{'content': 'SnRNA mutation is associated with which syndrome? \nSelect and explain. \nA. Turner syndrome, B. Prader Willi syndrome, C. Klinefelter syndrome, D. Patau syndrome', 'role': 'user'}, {'content': "Answer: B \nExplanation: Ans. is 'b' i.e., Prader Willi syndrome o The syndrome has been linked to the deletion of a region of paternal chromosome 15 that is not expressed on the maternal chromosome (Genomic impmting). This region includes a brain-specific snRNA that targets the serotonin- 2C receptor mRNA.", 'role': 'assistant'}]