What are the components of a sheep’s digestive system（）
What are the components of a sheep’s digestive system（）
A.digestive tract
B.digestive glands
C.digestive tract and digestive glands
D.digestive tract or digestive gland
正确答案：digestive tract and digestive glands
Tag：动物解剖生理
时间：2021-12-25 22:21:41