| A | B |
| Cell Membrane | The flexible covering that allows certain things in and out of the cell. |
| Cell Wall | protective harder outer layer that helps to keep the shape of the cell. |
| Cytoplasm | jelly-like substance that fills in the inside of the cell. |
| DNA | molecule inside the cell that holds the "blue prints" of the cell. |
| Cilia | hair-like structures that allows an organism to move. |
| Flagella | tail-like structure that allows an organism to move. |
| Unicellular | An organism that is made up of ONE cell. |
| Organism | A living thing. |
| Multicellular | An organism made of MANY cells. |
| Pathogen | A bacterium, virus, or other microorganism that can cause disease. |
| Antibiotics | Any medicine that slows the growth or destroys bacteria. |
| Binary fission | A type of asexual reproduction where a single-celled organism splits into two single-celled organisms. |
| Ribosomes | Makes proteins in the cell/bacteria |