| A | B |
| Transport | Life process involved with circulation and absorption of nutrients |
| Respiration | The release of energy from food. |
| Nutrition | The life process by which organisms obtain and process food. |
| Regulation | Life activity responsible for control and coordination of all of the various activities of an organism. |
| Excretion | The removal of harmful cellular wastes. |
| Growth | An increase in size and/or number of cells. |
| Reproduction | The production of new individuals. |
| Synthesis | The process of producing complex substances from simple substances. |
| Metabolism | The sum total of all of the life processes of an organism. |
| Absorption | Useable materials are taken into the cell. |
| Aerobic | Occuring with the use of oxygen |
| Anaerobic | Occuring without the use of oxygen |
| Autotroph | Organisms that are able to make their own food |
| Circulation | Movement of materials within cells or throughout an organism |
| Organisms | Living things |
| Egestion | Process that removes undigested materials from the body |
| Digestion | The process that changes food into a form that can be used by the cell |
| Heterotroph | Organisms that are not able to make their own food |
| Nutrients | Useable parts of food |
| Life Functions | Processes or activities that are common to all living things |