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
[{'content': 'Maximum number of enzymes of krebs cycle are found in ? \nSelect and explain. \nA. Mitochondrial matrix, B. Intermembrane space, C. Cytosol, D. Ribosome', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. is 'a' i.e., Mitochondrial matrixKreb's cycle or citric acid cycle happens in mitochondria. All enzymes of citric acid cycle are present in mitochondrial matrix.", 'role': 'assistant'}]