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: Forensic Medicine
[{'content': 'Spermin in semen is detected by ? \nSelect and explain. \nA. Barberio test, B. Florence, C. ELISA, D. Agglutination inhibition', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. is 'a' i.e., Barberio test Microchemical tests for seminal stain analysis:Barberio's test -Yellow coloured crystals of spermin picrate.Florence test Brown crystals of choline periodide.", 'role': 'assistant'}]