This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: mycology, Subject name: Microbiology
[{'content': 'All are dimorphic fungi except \nSelect and explain. \nA. Blastomyces dermatitidis, B. Histoplasma, C. Pencillium marneffi, D. Phialopora', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Phialophora is a dematiaceous fungus causing phaeohyphomycosis, shows only filamentous form. Reference: Textbook of Microbiology; Baveja; 4th edition', 'role': 'assistant'}]