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orthogenesis |
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orthogenesis [ôr′thəjen′əsis] Etymology: Gk, orthos + genesis, origin the theory that evolution is controlled by intrinsic factors within the organism and progresses according to a predetermined course rather than in several directions as a result of natural selection and other environmental factors. orthogenetic, adj. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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