The main treatments for cancer are radiation, surgery, and chemotherapy.
If you get rid of the plant then the fish will have nothing to eat.
Answer:
Moist walls - gases dissolve in the moisture helping them to pass across the gas exchange surface. Permeable walls - allow gases to pass through. Extensive blood supply - ensuring oxygen rich blood is taken away from the lungs and carbon dioxide rich blood is taken to the lungs.
B because it’s it’s exterded by weight because wind dosent have weight it dosent move air pressure does