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': '43S preinitiation complex include all except \nSelect and explain. \nA. IF3, B. IF 1 A, C. 1E2β, D. IF-4F', 'role': 'user'}, {'content': 'Answer: D \nExplanation: GTP, IF-2, met-tRNA and 40S ribosomal subunit forms preinitiation complex (43 S), which is stabilize by IF-lA & 3.', 'role': 'assistant'}]