The exchange of carbon dioxide for oxygen occurs in the

What is the diffusion of water across a cell membrane called?

A) Hydrogen dispersion B) Concentration gradient C) Osmosis D) None of the above

What type of anemia occurs when the bone marrow does NOT produce an adequate number of RBCs, WBCs, or platelets?

A) Pernicious anemia B) Aplastic anemia C) Sickle cell anemia D) Iron deficiency anemia