To provide energy to the body.
<span>Prokaryotes have magnetite-containing structures, nucleoid (their version of a nucleus), fimbriae.
Animals have lysosomes.
Plant cells have chloroplasts (make the plant cells green, produce energy for plants), photosynthetic membranes (produce energy for plants), cell well.
Flagella can be found in prokaryotes and animal cells but for a simpler biology class, I would put it with prokaryotes.</span>
Those things are stored inside your body. Hope this helps! ^-^
Your answer will be B plants makes their own food. They also have a cell wall and animals don't.
The system that is responsible for breaking down food and releasing essential nutrients and other substances that the body needs and requires is the digestive system.