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': 'The given pattern of electrophoresis is obtained in which of the following? \nSelect and explain. \nA. Necrosis, B. Apoptosis, C. Necroptosis, D. Free radical injury', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Image shows step ladder pattern. It is seen in apoptosis. It is due to action of endonuclease on nuclear DNA.', 'role': 'assistant'}]