Homeostasis
A tendency to maintain a balanced or constant internal state; the regulation of any aspect of body chemistry, such as blood glucose, around a particular level
active transport
Energy-requiring process that moves material across a cell membrane against a concentration difference
passive transport
Requires NO energy, Movement of molecules from high to low concentration, Moves with the concentration gradient
hypotonic solution
a solution that causes a cell to swell because of osmosis
hypertonic solution
a solution that causes a cell to shrink because of osmosis
isotonic solution
A solution in which the concentration of solutes is essentially equal to that of the cell which resides in the solution
Phagocytosis
Cell eating
Pinocytosis
Cell drinking