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Unit 1 Vocabulary
| Term | Definition |
|---|---|
| biology | study of living things |
| cells | smallest part of your body |
| microscope | tool used to see cells |
| protoplasm | clear jelly in a cell that holds the many smaller parts together |
| membrane | allows food and wastes in and out of the cell |
| nucleus | tells the cells what its job is |
| tissue | group of cells doing the same job |
| organs | group of different tissues working together to do a job |
| system | group of organs doing the same job. |