Answer:
Diffusion is critical in the body for the transport of liquids, such as oxygen from the air into the blood and carbon dioxide from the blood into the air in the lungs, or glucose from the blood to the cells.
Explanation:
In the early 1960's, the United States tried to overthrow the communist leader, Fidel Castro. They were unsuccessful in the attempts.
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Protein plays an important role in weight control due to its effect on appetite regulation.
