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
[{'content': "NOT RELATED-MEDICINEFalse about The mitochondrial disorders \nSelect and explain. \nA. May present at any age and by mode of inheritance, B. Include Pearson's syndrome, C. Features may include retinitis pigmentosa, D. Elevated free-floating blood lactate do not suppo the diagnosis", 'role': 'user'}, {'content': 'Answer: D \nExplanation: Diagnosis is suggested by an elevated free-floating blood lactate in the absence of sepsis, hypoxia, poor tissue perfusion or other metabolic disorder which causes high lactate. Diagnosis is confirmed by enzyme analysis.', 'role': 'assistant'}]