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Unit 4 Stack 3
*** 6.13A Cell Theory
| Term | Definition |
|---|---|
| Cell | The basic unit of structure and function in organisms. |
| Cell theory | A biological theory that states: (1) cells are the basic unit of structure and function in organisms; (2) all organisms are made of cells; and (3) all cells come from preexisting cells |
| Microscope | A scientific instrument used to magnify objects that are too small to be seen. |
| Multicellular | Consisting of more than one cell. |
| Organism | one individual of a species. |
| Unicellular | Consisting of a single cell. |