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: Biochemistry
Which of the following pathways does not occur in mitochondria 
Select and explain. 
A. Beta oxidation, B. Urea cycle, C. Fatty acid synthesis, D. Heme synthesis
C: Fatty acid synthesis
Answer: C: Fatty acid synthesis 
Explanation: Fatty acid synthesis takes place in cytoplasm.
Beta Oxidation occurs in mitochondria.
Heme synthesis and Urea cycle occur both in cytoplasm and mitochondria.