| A | B |
| Common Name | The name most people in an area call an organism |
| DNA | The hereditary molecule |
| Taxonomy | The system of naming and classifying organisms that scientists use |
| Morphology | The outward shape and appearance of an organism |
| Binomial Nomenclature | A system of naming with two names |
| Latin | The language scientific names are written in |
| Cougar | Puma concolor (imagine this is in italics as it should be) |
| Evolutionary Relationships | How closely related organisms are to each other based on evolutionary descent |