E. xylem and phloem
Leeches has a closed circulatory system just like other animals. They usually circulate foods and gases through the coelomic fluids in their bodies.Ê
Example of closed Circulatory animals is worms
Chickens have circulatory systems that include a heart and blood vessels of various sizes, much like other animals. The heart pumps the blood, and it circulates through blood vessels.
grasshoppers, have an open circulatory system
All animals have bones.
It helps plants and animals live. It also is apart of the circulatory system.
diffusion
Diffusion.
diffusion A+
prawns
By simple diffusion
Some dont have any at all but most have closed cirrculatory systems.