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': 'Transmission of amoebiasis occurs by all eicept \nSelect and explain. \nA. Cockroach, B. Feco oral, C. Oro rectal, D. Veical transmission', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Ans. (d) Veical transmission Epidemiological features of amoebiasis Adults > children Males > females Infective stage-Quadrinucleate cyst Source of infection - carrier or asymptomatic cyst passer Route of transmission - Fecoral Mode of transmission - Contaminated food and water Mechanical vectors - Flies and cockroaches Sexual transmission - Occur in homosexuals (gay bowel disease) Remember: Parasites transmitted transplacentally (veical transmission) are: Toxoplasmosis Plasmodium T. Cruzi', 'role': 'assistant'}]