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Definition
| makes average more common and extreme more rare |
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Term
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Definition
| one of 2 extremes gets more common |
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Term
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Definition
| extremes become common and avg is eliminated |
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Definition
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Term
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Definition
| don't recognize species as their own when reproduce |
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Term
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Definition
| unsuccessful reproduction |
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Term
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Definition
| came up with theory before Darwin |
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Term
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Definition
| non random mating, mutation, genetic drift, natural selection |
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Term
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Definition
| population that doesn't naturally interbreed with other population |
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Term
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Definition
| species becoming more different over time |
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Term
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Definition
| physical isolation or social isolation |
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Term
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Definition
| 2 unrelated species becoming more alike |
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Term
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Definition
| competing for same resources but will never become same species |
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Term
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Definition
| similar but not competing |
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Term
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Definition
| 2 organisms adapting to eachother |
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Term
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Definition
| species diverge from large group of organisms |
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Definition
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Term
| descent with modification |
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Definition
| newer things you see aren't really new just old things modified(Lamarck) |
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Term
| modification by natural selection |
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Definition
| all populations have ability to grow but nature limits growth (malthus population) |
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Term
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Definition
| any trait that improves reproductive success |
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Term
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Definition
| organisms contribution to next generation |
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Term
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Definition
| evolution over long period of time |
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Term
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Definition
| evolution by rapid change followed by long periods of nothing |
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Term
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Definition
| structures on diff. organisms with common ancestor but have different usage |
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Term
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Definition
| same function but no common ancestor |
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Term
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Definition
| structure with little/no usage |
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Term
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Definition
| theory of acquired traits |
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Term
| theory of acquired traits |
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Definition
| if organism needs new body part they'd grow it, offspring would keep body part |
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Term
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Definition
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Term
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Definition
| people have more offspring than they can support, larger population more can reproduce, living space and food supply will cause competition |
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Term
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Definition
| occur during natural disaster |
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Definition
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Definition
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Term
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Definition
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Term
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Definition
| tried to prove flies come from flies |
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Term
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Definition
| proved you can kill organisms in boiling conditions |
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Term
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Definition
| added curved top to spallazanis experiment |
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Term
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Definition
| Earths atmosphere first formed by volcanic activity |
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Term
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Definition
| proved gasses could produce organic compounds |
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Term
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Definition
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Term
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Definition
| microscopic crystals that form in rock |
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Term
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Definition
| rate neutrons ejected from nucleus |
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Term
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Definition
| amount of time for 1/2 isotopes to lose neutrons |
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Term
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Definition
| atom with unusual amount of neutrons |
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