Physiology The ligand-receptor complex dissociates in the endosome because: A 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 💡 Explanation The ligand-receptor complex dissociates in the endosome because: ✓ Correct Answer: C. Of the acidic pH of the vesicle