This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General anatomy, Subject name: Anatomy
[{'content': 'Intra cellular calcification begins in which of the following organelles \nSelect and explain. \nA. Mitochondria, B. Golgi body, C. Lysosomes, D. Endoplasmic reticulum', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Ref : Robbins 9/e p65-66 Initiation of intracellular calcification occurs in the mitochondria of dead or dying cells that accumilate calicium', 'role': 'assistant'}]