Gidemy Elementary School
5 意见 · 01/03/23
The Components of Blood and Their Importance
0
0
8 意见·
14/02/23
Blood is a specialized body fluid. It has four main components: plasma, red blood cells, white blood cells, and platelets. Blood has many different functions, including: transporting oxygen and nutrients to the lungs and tissues.
显示更多
0 注释
sort 排序方式
Gidemy Elementary School
5 意见 · 01/03/23
