The transitional epithelium is characterized by changes in the number of layers of epithelial cells and the morphology of cells with the contraction or expansion of organs. （）
The transitional epithelium is characterized by changes in the number of layers of epithelial cells and the morphology of cells with the contraction or expansion of organs. （）
A.正确
B.错误
正确答案：正确
Tag：动物解剖生理
时间：2021-12-25 22:21:23