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Diversity of Cells
Cells 1-1
| Term | Definition |
|---|---|
| Cell | "little rooms" the smallest unit that can perform all life processes; cells are covered by a membrane and have DNA and cytoplasm |
| cell membrane | covers a cell's surface; acts as a barrier between the inside of a cell and the cell's environment |
| organelle | "little organ" one of the small bodies in a cell's cytoplasm that are specialized to perform a specific function |
| nucleus | a membrane-bound organelle that contains the cell's DNA |
| prokaryote | an organism that consists of a single cell that does not have a nucleus |
| eukaryote | an organism made up of cells that have a nucleus |
| Cell Theory | All organisms are made of one or more cells. The cell is the basic unit of all living things. All cells come from existing cells. |