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Life Processes
Life Processes vocabulary (including diffusion and osmosis)
| Term | Definition |
|---|---|
| osmosis | diffusion of water across a membrane (movement of water from high concentration to low concentration) |
| diffusion | movement of molecules from a high concentration to low concentration |
| digestion | breaking food into smaller usable form |
| respiration | breaking down food to release energy |
| excretion | the process of eliminating waste |
| reproduction | the process of making more of the same kind of organism |
| movement | the ability to move from place to place |
| sensitivity | responding to changes in the environment |
| ingestion | the process of taking in food |
| equilibrium | when molecules are evenly (or equally) distributed in a space or are equal concentration on both sides of a membrane |
| growth | to grow in size or number of cells |
| nutrition | obtaining and using food for energy |
| semi-permeable | allows some things to pass through and others not to pass |