Well its apart of the food chain, but is also apart of the circle of life if you call it that. If you need more detail please ask in the comments I can explain more if needed
Answer:
are the most common type of joint in the body (see image 1). These joints are termed diarthroses, meaning they are freely mobile. A key structural characteristic for a synovial joint that is not seen at fibrous or cartilaginous joints is the presence of a joint cavity.
a. respiration of living organisms
D. absorption of CO2 from the atmosphere by ocean water
Oxygen,carbon dioxide,ATP, & water