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: Microbiology
[{'content': 'Chediak-Higashi syndrome, true is? \nSelect and explain. \nA. Defect in phagocytosis, B. Neutropenia, C. Agammaglobulinemia, D. IgA deficiency', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. is 'a' i.e., Defect in phagocytosis", 'role': 'assistant'}]