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: Microbiology
Mammalian Mitochondria are involved in all of the following Except 
Select and explain. 
A. Fatty acid synthesis, B. DNA synthesis, C. Fatty acid oxidation (b-oxidation), D. Protein synthesis
D: Protein synthesis
Answer: D: Protein synthesis 
Explanation: Protein synthesis is a cytoplasmic process.Fatty acid synthesis stas with the production of Acetyl Co-A within the mitochondria. b-oxidation of fatty acid oxidation also occurs in mitochondria. Mitochondrial DNA synthesis occurs within the mitochondria.