| A | B |
| theory of evolution | A complete living thing |
| biological evolution | The supposed gradual change of one kind of organism into another kind of organism occurirng over many generations. |
| theory of inheritance of acquired characteristics | A baby bat |
| theory of natural selection | Idea that only those organisms best suited for their environment will survive, reproduce, passing certain traits which become common among a population. |
| mutation theory of evolution | Concept that the physical universe bean without God changing by random processes over time. |
| mutation selection theory | Evolutionary theory that states mutations produce variations which are passed on by natural selection and survive. |
| evolutionary family tree | A diagram demonstrating the supposed stages of biological evolution |
| homologous structures | Similar structures found in different species that are attributed to common ancestry. |