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': 'Vegetable viper snake poison is - \nSelect and explain. \nA. Croton, B. Madar, C. Abrus, D. Semicarpus', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Abrus precatorius seed is odourless, tasteless, oval (egg shaped), bright scarlet coloured with a black spot at one pole and contain abrin, a toxalbumin as its active principle, which is similar to viper snake venom.', 'role': 'assistant'}]