Cause they like to f**K
Diffusion.
diffusion
Your circulatory system transports materials throughout your body. This is not the sole transport system, but the primary one. The lymph system is used to carry fat molecules that have been absorbed from the small intestine, but the lymph system will ultimately end up emptying back into the circulatory system.
the answer to this question is the circulatory system
Blood and oxygen are transported by the circulatory system.
circulatory system
oxygen
Nutrients
hormones from the endocrine system are transported through blood
Your an idjit
The circulatory system is responsible for the movement of materials throughout the body. These materials include nutrients, wastes, oxygen, hormones, and immune materials.
Carbon dioxide