Raw materials and harmful wastes enter and exit the cells in your body by blood, the red blood carry oxygen from lungs to the body cells.
The circulatory system transports materials in the body.
mitochondrion
circulatory system
urinary system i think
to get rid of wastes and take in nutrients
The circulatory system transports materials in the body.
because it supplies the body cells with the life giving materials they need for nourishment and repair;it eliminates wastes from the cells.
The liver removes wastes from the cells.
The circulatory system - capillaries exchange oxygen for carbon dioxide, as well as transport materials into and out of the cell.
plants have bacteria, everything does, and some bacteria are necessary, others are harmful.
They inject it from pores and outside cells
So they can have food oxygen and other things from the environment