| A | B |
| nucleolus | Dark spot inside the nucleus that stores the materials that will be used later to make ribosomes |
| mitochondria | The cell's power plants:break down food molecules to make ATP |
| Hooke | British scientist who first observed cells under a microscope |
| eukaryotic | cells that have a central nucleus and a complicated inner structure |
| cytoplasm | the fluid inside a cell |
| bacteria | Another name for a prokaryotic cell |
| cell theory | 3 statements that define all living things in terms of cells |
| DNA | The cell's hereditary material |
| organism | anything that can live on its own |
| community | All the populations of different species that live and interact in an area |