There are three bases, I think
Answer:
Muscular system--helps the body move.
Skeletal system-- provides structur to the body.
circulatory system-- circulates oxygenated blood through the body.
respiratory system-- exchanges gases in the body.
integumentary system-- helps receive signals from the outside world.
Explanation:
Orbital injuries are normal but difficult to treat. The dorsal, lacrimal, superior and smaller sides of the sphenoid, and patella bones are called the bony sphere. The ethmoid, prefrontal, and maxillary bones serve as suspension systems for the ear sphere and are directly connected to sinus.
The answer is:
A) Cells are the basic unit of life.