What is happening to Percy in school?

Adigestive system that is a series of tubes beginning at the mouth and ending at the anus is a digestive system.

The image shows a group of fish. the type of social behavior shown in the image is called

What are some of the immune functions of the lymphatic system? a. cleaning red blood cells from the blood and creating lymph fluids b.transporting lymph to the tissues and creating lymph fluids c.removing infectious agents and making white blood cells d.making red blood cells and removing infectious agents