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: Physiology
[{'content': 'Hepcidin inhibits ? \nSelect and explain. \nA. Absorption of cobalamine, B. Transfer of iron into enterocytes, C. Folic acid synthes, D. Respiratory oxidase', 'role': 'user'}, {'content': "Answer: B \nExplanation: Ans. is 'b' i.e., Transfer of iron into enterocytes Hepcidin is iron metabolism regulatory hormone that inhibits iron absorption (transfer of iron into enterocytes).", 'role': 'assistant'}]