ANTH101 Lecture Notes - Lecture 5: Homo Habilis, Homo Erectus, Australopithecus
17 Feb 2018
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Document Summary
Creationism the belief that the universe and living organisms originate from specific acts of divine creation, as in the biblical account, rather than by natural processes such as evolution. Mutation changing structure of a gene, resulting in a variant form that may be transmitted to subsequent generations, caused by the alteration of single base units of. Dna, or the deletion, insertion, or rearrangement of larger sections of genes chromosomes. Natural selection ability to survive and reproduce. Gene migration (gene flow) transfer of genes from one population to another; interbreeding, keep variation in population. Genetic drift disappearance of particular genes as individuals die or do not reproduce, small populations (e. g. founders effect reduced genetic diversity when a population id descended from a small number of colonizing ancestors) Bipedalism changes in head and brain size. Brain size in ratio to body mass. Capacity and complexity to move past instinct and into culture.
