The brain and spinal cord work together so the body can receive signals and react to the environment. What is the spinal cord?

the oceanic zone is typically defined as the area of the ocean lying beyond the continental shelf, but operationally is often referred to as beginning where the water depths drop to below 100 meters (328 feet), seaward from the coast to the open ocean.

explanation:

ever get the answers? im stuck on this as well

answer australia and antarctica;

answerlength of time the medication is in contact with the skin(moistur level of the skin) depth of respirations blood supply to the area; all of the above; ///