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18 Cards in this Set
- Front
- Back
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Cuvier |
Pre darwinian Catastrophism Used this to explain the fossil record |
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Louis Alvarez |
Neo catastrophist Hypothesis that a meteor took out the dinosaurs and initiated the ice age |
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Lemark |
Theory of aquired characteristics Animals develop structures in life and pass them to offspring |
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Lyell |
Uniformitarianism Creates the concept of deep time Earths natural geologic changes shape the planet |
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Thomas malthus |
Darwin extrapolated his theories "Principles of population" Available food and population growth shape the struggle for resources and breeding |
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Punctuated equilibrium |
Evolutionary change does not happen at a steady gradual pace. It occurs after longs spans of time with no change, then a lot of change in a short amount of time |
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Gould and Eldridge |
1970 Challenged darwins gradualism with punctuated equilibrium |
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Sexual selection |
Darwinian theory Choice of mate shapes the direction of change in a population Genetic variety helps species fight disease |
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Natural selection |
When animals with favorable traits to their environment thrive compared to others of their species and can pass those favourable traits/genes |
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Random factors |
Non Darwinian Factors tha cannot be forseen that cause changes in a population |
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Mendell |
Austrian monk The pea plants Filled in the holes in Darwin's theory with the building blocks of genetics |
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Genotype |
Actual set of genetic instruction Ex Rr for round or wrinkled or TT for tall |
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Phenotype |
The physical appearance of an allele Ex blue or brown eyes for the genotype BB or bb |
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Segregation |
Traits of the parents do not evenly blend into the offspring. It is expressed or not expressed. |
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Independent assortment |
The genes controling two different traits or characteristics are separately inhereted from eachother. Ex height of plant and color of flowers. |
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Tree of life |
Darwinian theory that all species are connected to common acestors. Discovered by analyzing vestigial organs on embryos |
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Anthropology |
The study of humanity and its cultures |
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The subdivisions of anthropology |
Physocal/biological Cultural Archeology Linguistics |
