This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Pharmacology
True about metastatic calcification (NOT RELATED) 
Select and explain. 
A. Serum Ca level is normal, B. Occurs in dead/dying tissue, C. Occurs in damaged hea valves, D. Calcification stas in mitochondria
D: Calcification stas in mitochondria
Answer: D: Calcification stas in mitochondria 
Explanation: .