This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: DNB 2018, Subject name: Pathology
[{'content': 't1/2 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: - Half life of free Haptoglobin - 5 days. - Half life of Haptoglobin hemoglobin complex is 10-15 minutes. - In hemolytic anemias, excess Hb released from RBC destruction is bound to Haptoglobin & its complex is cleared rapidly, resulting in decreased serum/free Haptoglobin levels', 'role': 'assistant'}]