| Answer | Crossword Clue |
|---|---|
| PLEISTOCENE | When modern humans developed |
| SAPIENS | Of modern humans |
| sapiens | of, pertaining to, or resembling modern humans (Homo sapiens) |
| EVE | ... Theory (hypothesis that modern humans came from a single area) |
| hominoid | member of the biological superfamily Hominoidea, including all modern great apes and humans and a number of their extinct ancestors and relatives |
| homos | the genus of bipedal primates that includes modern humans and several extinct forms, distinguished by their large brains and a dependence upon tools |
