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: Pathology
[{'content': 'T11/2 of Haptoglobin complex is \nSelect and explain. \nA. 5 days, B. 3 days, C. 10 days, D. 10 minutes', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Answer- D. 10 minutesHemoglobin-haptoglobin complexes are rapidly cleared from circulation monocytes and tissue macrophages CDl63 receptors 15.Free haptoglobin has a half-life of 5 days, whereas hemoglobin-haptoglobin complexes have a half-life of l6minutes.', 'role': 'assistant'}]