SYNC week 1 - BIO 20C SYNC Week 1 Science before Darwin...

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BIO 20C: SYNC Week 1 Science before Darwin: Concept of “eidos” and the role it played in preventing evolutionary thinking Edios is the early western philosophy that species are fixed and eternal. Possibility of change is not even considered. Edios also means essentialism- all species had a perfect essence that they are striving towards but not all species were successfully achieve the perfect essence Variation was seen as failure to achieve eidos Contributions of the following towards the development of the theory of evolution Hutton studied rocks and layers, developed theory of uniformitarianism theory= notion that there are processes that are constantly changing surface of earth. Supported notion of evolution as a slow, continuous process that has been operating for long periods. Lyell supported Hutton’s theory of uniformitarianism, published “Principles of Geology” which proposed geologic processes can occur very gradually over long periods of time Linneaus father of modern taxonomy. Tried to categorize things, system of

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