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Science
Cells
| Term | Definition |
|---|---|
| organism | a living thing |
| cell | smallest unit of life |
| unicellular | has only one cell |
| multicellular | has more than one cell |
| chlorophyll | makes food from sunlight in a plant cell |
| tissue | a group of similar cells |
| organ | a group of similar tissues |
| organ system | a group of organs working together |