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: Pathology
[{'content': 'One of the following is an apoptosis inhibitor gene- \nSelect and explain. \nA. p53, B. Bc1-2, C. Rb, D. c-Myc', 'role': 'user'}, {'content': "Answer: B \nExplanation: Ans. is 'b' i.e., BCI-2", 'role': 'assistant'}]