This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: membrane structure and function, Subject name: Biochemistry
[{'content': 'The ligand-receptor complex dissociates in the endosome because \nSelect and explain. \nA. Of its large size, B. The vesicle looses its clathrin cost, C. Of the acidic pH of the vesicle, D. Of the basic pH of the vesicle', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Ligand-gated channels are opened by binding of effectors. The binding of a ligand to a receptor site on the channel results in the opening (or closing) of the channel (Fig. 2.11). The ligand may be an extracellular signaling molecule or an intracellular messenger.Ref: DM Vasudevan, page no: 15', 'role': 'assistant'}]