PSY318H5 Chapter 2: PSY295 - Chapter 2 Textbook Notes.doc
Document Summary
Chapter 2 the origins of the human brain and behavior. Cladograms graphs that show the relative time of origin of closely related groups. Hominids our human-like ancestors, from the ancestral ape lineage. Taller, and & heights were similar; bipedal, long legs, hand structure shaped for use of tools. Genes functional units that control transmission/expression of traits from one generation to the next. Mutations when products of genes interact with products of other, causing differences among species. Parkinson"s disease associated with aging in humans; causes rigidity impeding voluntary movement, balance issues, tremors; no cure, cause unknown. Quasi-evolutionary sequence a hypothetical sequence of animals that represents consecutive stages in evolutionary history. Genome a full set of genes of a species. The east side theory claims that eastern side of great rift valley had a much drier climate, while the west was a wet jungle. The east side had to adapt to the new climate and thus changed while the other did not.
