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': 'All are true about Entamoeba Histolytica except ? \nSelect and explain. \nA. Cyst are 8 nucleated, B. Cyst are 4 nucleated, C. Trophozoites colonise in the colon, D. All', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. is 'a' i.e., Cyst are 8 nucleated . Cyst of E. histolytical is quadrinucleate (4 nuclei) . Chromatid bodies do not stain with iodine but are seen as refractile oblong bars with rounded ends in preprations with normal saline and as black when stained with iron-haematoxylin. . Trophozoites colonize cecum and ascending colon, sigmoid colon, rectum and appendix in order of frequency.", 'role': 'assistant'}]