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Diffusion is described as the movement of molecules from a high concentration to a low concentration, through a concentration gradient until evenly spread out 

The four chambers include the right and left atrium and the right and left ventricle 

Osmosis can be described as the movement of water from a high concentrated area to a low concentrated area, through a selectively permeable membrane 

The five stages of mitosis include, Interphase, Prophase, Metaphase, Anaphase and Telephase 

The main way in which vaccinations prevent infection is by causing white blood cells to produce antibodies. These antibodies are produced rapidly upon re-infection and...