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: Microbiology
[{'content': 'The Maltese cross is seen on polarizing microscopy in - \nSelect and explain. \nA. Cryptococcus neoformans, B. Penicillium marneffei, C. Blastomyces, D. Candida albicans', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Maltese cross pattern under polarized light is seen in:- Babesia, Cryptococcus, Aspergillus nidulans, starch granules\xa0and lipid (cholesterol) droplets.\n\n"Fungal ball due to Aspergillus nidulans have a propensity to produce pale staining thick walled non-viable null\xa0cells that show maltese cross birefringence when examined under the polarized light".\n"On the polarized light, the spores in cryptococcus give maltese cross appearance".\n"Babesia microti is associated with maltese cross forms and ring forms".\n"Starch granules and fat (cholesterol) droplets produce a maltese cross pattern in the polarized light".', 'role': 'assistant'}]