PPT-Cultural evolution and cultural variation

Peter J Richerson With thanks to Robert Boyd Talk to Radcliffe Exploratory Seminar on Cooperation and Human Systems Design March 26 2009 Cultural Evolution Is Darwinian Culture is a population level process. Keywords: . B1 Topic 1 Classification, Variation and Inheritance. This topic looks at:. General characteristics of animals and plants. Problems surrounding classification. Adaptations of organisms that can survive in extreme environments. Lifeforms. Introduction to Unit. Vocab. for 8.L.4.2. Powell – 8. th. Grade Science. Watch:. “Isn’t Evolution Just a Theory?”. http://www.pbs.org/wgbh/evolution/educators/teachstuds/. svideos.html. What do you mean by variation..?. Differences between species. Differences within a species. SPECIES : . A . species.  is a group of organisms that are able to interbreed and produce . fertile.  offspring.. Arts and Leisure. Athletic sports, dancing, decorative art, games, music. Basic Needs. Clothing, cooking, housing. Beliefs. Folklore, funeral rites, religious ritual. Communication & Education. Education, language. A mechanism for change in populations.. Any change in the . inherited . traits within a population across generations. Individuals better adapted to their environment tend to survive and . produce more offspring. Last week we talked about. …. The universe had a beginning. God must be the creator of the universe. 3 views Christians can faithfully hold: Old-Earth Creationism, Young-Earth Creationism, Theistic Evolution. What are your first impressions of this woman? (be honest). What symbols are present in this picture?. What are her values?. Why is she dressed the way she is?. What groups could she be fighting?. What are your first impressions of this woman? (be honest). Define the term variation.. Discuss the fact that variation occurs within, as well as between, species.. Describe the differences between continuous and discontinuous variation, using examples of a range of characteristics found in plants, animals and other organisms.. Liz Cirulli. Assistant Research Professor. Duke Center for Applied Genomics and Precision Medicine (CAGPM). 4/27/15. Advantages to studying healthy variation. Most “healthy” traits not studied genetically at all. Mechanisms of concerted evolution. Unequal cross-over. Gene conversion: non-reciprocal transfer of information between homologous sequences; the main mechanism invoked to explain concerted evolution. Evidence from around the world, experimentation, geology, fossils, discussion with other scientists (Alfred Wallace) lead to:. Theory of evolution . (Biology only). Charles. Darwin ‘On the Origin of the Species’ (1859). Early scientists proposed ideas about evolution. . Evolution is the biological change process by which descendants come to differ from their ancestors.. A species is a group of organisms that can reproduce and have fertile offspring.. . Fossils provide a record of evolution. . Paleontology is the study of fossils or extinct organisms.. Paleontology provides evidence to support evolution.. Molecular and genetic evidence support fossil and anatomical evidence. . . The process by which organism change over time. Based on science, not opinion.. Darwin. :. Evolution is descent with modification. Evolution. :. changes through time. Species accumulate difference.