Answer:
True
Explanation:
Diffusion is a passive process (no energy required) in which the substance such as liquid and gases moves from an area of high concentration to an area of low concentration.
During respiration, carbon dioxide diffuses from the blood into the alveoli and oxygen diffuses from alveoli to blood across the respiratory membrane. The partial pressure of oxygen is low in the blood of the pulmonary capillaries and high in the alveoli. so diffusion allow movement of oxygen across the respiratory membrane from the alveoli into the blood.
Hence, the given statement is true.
It relates to the meaning of the pores of skin because it lets in and out only certain things.
I hope this helps, Sweetie.
Answer:
Final Frontier
Explanation:
Space is the "Final Frontier"
C. Florida black bears have less territory and cannot risk a long hibernation.
A river carrying dirt into a lake
