阅读下列材料,回答问题。在美国的一个实验室里曾上演过一场别开生面的“舞蹈表演”,“明星表演家”不是人,而是在高倍显微镜下被放大许多倍的一个毛细胞,是从一只牛蛙耳朵里取出来的,细胞的顶部有一簇明显的细细的纤毛。研究人员给这位不同寻常的“舞蹈演员”配乐,从贝多芬的 Read the following material and answer questions. In a laboratory in the United States, a spectacular “dance performance” was performed. The “star performer” was not a human but a hair cell that was magnified many times under a high magnification microscope and was taken from the ears of a bullfrog. Out of the cell, there is a cluster of distinctly thin cilia. The researchers gave this unusual “dancer” soundtrack from Beethoven’s