This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General physiology, Subject name: Physiology
[{'content': 'Sarcomere is the area between \nSelect and explain. \nA. Two consecutive 1 bands, B. Two adjacent Z lines, C. A band and I band, D. Two H zones', 'role': 'user'}, {'content': 'Answer: B \nExplanation: The area between two adjacent Z lines is called a sarcomere.(REF TEXTBOOK OF MEDICAL PHYSIOLOGY GEETHA N 2 EDITION, PAGE NO-38)', 'role': 'assistant'}]