This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Cellular Pathology, Subject name: Pathology
[{'content': 'Well-organized & internally programmed death of a cell: \nSelect and explain. \nA. Necrobiosis, B. Apoptosis, C. Necrosis, D. Oncosis', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Ans. b (Apoptosis). (Ref. Textbook of Pathology by Harsh Mohan 4th/36; Robbins Pathology 6th/2, 4, 18)# Well-organized and internally programmed death of a cell is known as apoptosis.# The prelethal changes preceding necrotic cell death characterized by cell swelling is known as oncosis.# Necrosis is a type of cell death after exogenous stimuli, characterized by cell swelling, rupture, denaturation and coagulation of cytoplasmic proteins and breakdown of cell organelles.', 'role': 'assistant'}]