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| Osmosis | The diffusion of water across a cell membrane. |
| Equilibrium | Condition in which molecules of a substance are evenly distributed throughout the space. |
| Passive Transport | Movement of materials across a cell membrane with the use of energy. |
| Active Transport | Movement of materials across a cell membrane without the use of energy. |
| Endocytosis | A process by which cells carry a large body, such as a large protein molecule across a cell membrane into the cytoplasm. |
| Exocytosis | A process by which a cell moves out large molecules though the cell membrane. |
| Mentabloism | All chemical activities of an organism that allow you to live, grow, and reproduce. |
| Producer | An organism, such as green plants, which makes its own food through photosynthesis. |
| Consumers | Organisms that can not make their own food. |
| Fermentation | A form of breathing that converts energy from glucose when the oxygen supply is not enough. Yeasts and some bacteria use fermentation to release energy and carbon dioxide. |
| Aerobic Respiration | Creating energy in the presence of oxygen. |
| Anaerobic Respiration | Creating energy without the presence of oxygen. |
| Diffusion | The movement of molecules from areas of high concentration to areas of lower concentration. |