False !!
when warm air rises low pressure zone is created not high !!
Answer:
Yes. Indeed they are...(?)
The structure that is directly involved in gas exchange during respiration would be the alveoli. These are tiny sacs located in the lungs that enable oxygen and CO2 to move through the lungs and the bloodstream. Its main function is for gas exchange. It allows oxygen to diffuse into the blood for transport to tissues and remove carbon dioxide from it as well.
B. and E.
hope this helped!
Answer:
commensalism
Explanation:
one benefits and the other derives neither benefit nor harm.