| A | B |
| Endospore | A small, thick-walled resting cell that forms inside a bacterial cell. |
| Binary Fission | One bacterium divides to from two identical bacteria. |
| Decomposer | Organism that breaks down the large chemicals in dead organisms into small chemicals. |
| Sexual Reproduction | Two parents combine their genetic material to produce a new organism that differs from both parents. |
| Flagellum | Whiplike structure that helps a cell to move. |
| Asexual Reproduction | One parent reproduces offspring identical to that parent. |
| Conjugation | One bacterium transfers genetic material into another bacterial cell. |
| Respiration | The process of breaking down food to release energy. |
| Ribosome | The cell's chemical factories where proteins are produced. |
| Prokaryotes | Living things where the genetic material is not contained in the nuclei. |
| Eukaryotes | Living things where the genetic material is contained in the nuclei. |
| Cocci | Round-shaped bacteria. |
| Bacilli | Rod shaped bacteria. |
| Spirilla | Spiral-shaped bacteria. |