A place where animals and plants are protected is an ecosystem
Answer:
I'm pretty sure it's 2n correct me if I'm wrong
Explanation:
I'm not to smart with this kind of stuff.
The respiratory system brings air into the lungs supplying the blood with oxygen. Oxygen is carried throughout the body to the organs and keeps the heart pumping and when the blood circulates back to the lungs the process starts over again.
These sorts of studies can help researchers determine the relative importance of nurture and nature in determining a trait. Nature here would refer to genetics passed down to an individual from its parents, whereas nurture refers to the environment the individual is exposed to.
