Chapter 14 - Chapter 14 1. Analogous structures -...

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Unformatted text preview: Chapter 14 1. Analogous structures - structures that have the same similar functions and superficially similar in appearance but very different anatomies, such as the wings of an insect and wings of a bird 2. Artificial selection - a selective breeding procedure in which only those individuals with particular traits are chosen as breeders; used to enhance the desirable traits in plants and animals or used in experimentation 3. Catastrophism - the hypothesis that Earth has experienced a series of geological catastrophes, probably imposed by a supernatural being, that accounts for the multitude of species, both extinct and modern, and preserves creationism 4. Convergent evolution - the independent evolution of similar structures among unrelated organisms as a result of similar environmental pressure 5. Evolution - the descent of modern organisms with modification from preexisting life-forms. Strictly speaking, any changes in the proportions of different genotypes in a population from one to the next 6.6....
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This note was uploaded on 04/09/2008 for the course BIOL 1005 taught by Professor Mvlipscomb during the Fall '07 term at Virginia Tech.

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Chapter 14 - Chapter 14 1. Analogous structures -...

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