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': 'True about retinoblastoma are all Except \nSelect and explain. \nA. Autosomal dominant, B. Most common intraocular tumor of childhood, C. Females are more affected than males, D. Bilateral involvement not rare', 'role': 'user'}, {'content': 'Answer: C \nExplanation: It is the most common intraocular tumour of childhood occurring 1 in 20,000 live bihs.Age: though congenital, it is not recognized at bih, and is usually seen between 1 and 2 years of age.Sex: There is no sex predisposition.Race: it is rarer in Negroes than whites.Bilaterality: In 25-30% cases, there is bilateral involvement, although one eye is affected more extensively and earlier than the other.', 'role': 'assistant'}]