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cell system part 1
| Term | Definition |
|---|---|
| organism | a living thing |
| cell | the basic unit of structure function in living things |
| unicellular | made of a single cell |
| multicellular | consisting of many cells |
| stimulus | any change of signal in the enviroment that can make an organism react in some way |
| response | an action or change in behavior that occur as a result |
| spontaneous generation | the mistaken idea that living things arise from non living sources |