| A | B |
| adaptation | inherited characteristics that help an organism |
| evolution | changes in characteristics over time |
| gradualism | slow evolution |
| punctuated equilibrium | fast evolution |
| Australopithecus | southern ape |
| Homo habilis | handyman |
| Homo erectus | traveled out of Africa |
| CroMagnon | first artists |
| Neanderthals | cavemen that died 30000 years ago |
| Homo sapiens sapiens | modern humans |
| homologous | similar in function and structure |
| vestigial | doesn't seem to have a job |
| relative dating | deeper is older |
| radioactive dating | measures elements that are present in rock |
| species | can produce fertile offspring |
| Lamarck | wrote acquired characteristics |
| Darwin | wrote natural selection |
| sedimentary | contains the most fossils |
| primate characteristics | opposable thumb, binocular vision, flexible shoulders |