all of Chapter 1's vocabulary
151874561 | natural selection | The biological process by which variations that enhance a population's ability to survive in a particular enviroment become dominant in a species over very long periods and lead to evolution of a new species. (p. 6) | 0 | |
151874562 | evolution | The biological theory that, over time, changes occuring in plants and animals, mainly as a result of natural selection and genetic mutation, result in new species. (p. 6) | 1 | |
151874563 | australopithecines | the several extinct humanlike primates that existed during the Pleistocene era (genus Australopithecus). (p. 9) | 2 | |
151874564 | hominid | The biological family that includes humans and humanlike primates. (p. 9) | 3 | |
151874565 | bipedalism | The ability to walk upright on 2 legs, characteristic of homonoids. (p. 9) | 4 | |
151874566 | Great Ice Age | Geological era that occured between ca. 2 million and 11,000 years ago. As a result of climate shifts, large numbers of new species evolved during this period aka Pleistocene epoch. (See also Holocene.) (p. 9) | 5 | |
151874567 | Homo habilis | The first human species (now extinct). It evolved in Africa about 2.5 million years ago. (p. 9) | 6 | |
151874568 | Homo erectus | An extinct human species. It evolved in Africa about 2 million years ago. (p. 10) | 7 | |
151874569 | Homo sapiens | The current human species. It evolved in Africa about 200,000 years ago. It includes archaic forms such as Neanderthals (now extinct) and all modern humans. (p. 10) | 8 | |
151874570 | culture | Socially transmitted patterns of action and expression. Material culture refers to physical objects, such as dwellings, clothing, tools, and crafts. Culture also includes arts, beliefs, knowledge, and technology. (p. 11) | 9 | |
151874571 | history | the study of past events and changes in the development, transmission, and transformation of cultural practices. (p. 11) | 10 | |
151874572 | Stone Age | The historical period characterized by the production of tools from stone and other nonmetallic substances. It was followed in some places by the Bronze Age and more generally by the Iron Age. (p. 11) | 11 | |
151874573 | Paleolithic | The period of the Stone Age associated with the evolution of humans. It predates the Neolithic period. (p. 11) | 12 | |
151874574 | Neolithic | The period of the Stone Age associated with the ancient Agricultural Revolution(s). It follows the Paleolithic period. (p. 11) | 13 | |
151874575 | foragers | people who support themselves by hunting wild animals and gathering wild edible plants and insects. (p. 13) | 14 | |
151874576 | Agricultural Revolution(s) (ancient) | The change from food gathering to food production that occurred between ca. 8000 and 2000 B.C.E. Also known as the Neolithic Revolution. (p. 17) | 15 | |
151874577 | Holocene | The geological era since the end of the Great Ice Age about 11,000 years ago. (p. 21) | 16 | |
151874578 | megalith | structures and complexes of very large stones constructed for ceremonial and religious purposes in Neolithic times. (p. 23) | 17 |