Answer:
B: humans inhale oxygen from plants which is used in cellular respiration to produce water
Explanation:
They show how all creatures have adapted such as giant dinosaurs are now tiny lizards =D<span />
Two examples of how the biosphere supports life is by reducing the amount of harmful radiation to reach the surface of the earth. It also gives oxygen for animals to breathe
Answer:
B
Explanation:
I would say this because the pulmonary circulation only transports deoxygenated blood. And this blood gets transported to the lungs so the lungs can absorb oxygen and release carbon dioxide. I am not sure about this one though. This is what I think.