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19 Cards in this Set
- Front
- Back
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Adaptation |
Characteristic that aids in the survival of an organism |
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Adaptive Radiation |
Process where a single species evolved into several diverse forms in short time |
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Allopatric Speciation |
Type of speciation where population is divided by a physical barrier |
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Analogous structure |
Structures used for the same purpose but not inherited from common ancestor |
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Ancestral trait |
Primitive features that appear in ancestral one |
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Beagle |
Ship that carried Darwin around the world |
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Biogeography |
The study of organisms in different environments |
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Coevolution |
A change in one organism leads to corresponding change in another |
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Convergent evolution |
Unrelated species evolve similar traits because of same ecology and climate |
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Darwin |
Founder of evolutionary theory |
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Derived trait |
Newly evolved features, do not appear in fossils of common ancestors |
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Embryology |
The study of an organisms development prio to birth |
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Evolution |
Change in population of an organism over time |
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Extinction |
Elimination of organism due to failure to survive changes in conditions |
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Fitness |
Ability of an organism to survive and reproduce |
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Fossils |
Preserved traces of organisms |
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Galapagos |
Islands with tremendous diversity of organism from island to island |
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Genetic drift |
Situation where change in population is magnified because of its size |
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Gradualism |
Idea first proposed by geologists of an older, changing earth |
