Blood found in the circulatory system transports many materials, including nutrients, gases and wastes. Which of the following body systems interacts with the circulatory system to get rid of wastes found throughout the body? A. the nervous system
B. the digestive system
C. the excretory system
D. all of these

How is electrolysis most commonly used to produce an energy source? a - splitting water molecules produces oxygen, which organisms breathe to fuel their bodies. b - splitting water molecules produces hydrogen gas, which is used to power machines through hydrogen fuel cells. c - splitting carbon dioxide molecules produces coal, a form of carbon that can be burned to produce heat. d - splitting carbon dioxide molecules produces natural gas, which can be burned to generate electricity in power plants.