This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Microbiology
[{'content': 'All of the following are features of pilocytic astrocytoma Except \nSelect and explain. \nA. Rosenthal fibres, B. Eosinophilic granular bodies, C. Microcalcifications, D. Hair like projections', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Pilocytic astrocytoma, WHO Grade I, harbors BRAF V600E mutations. It is characterized by astrocytes with bipolar hair like processes and abundant Rosenthal fibers and eosinophilic granular bodies. Microcalcifications and chicken wire vasculature is characteristic of oligodendroglioma', 'role': 'assistant'}]