Chap. 13- Evolution
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| population | all of the individuals of a species that live in a specific geographical area and can breed
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| natural selection | In a particular environment, some individuals of a population or species are better suited to survive and have more offspring (differential rates of reproduction)
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| adaptation | an inherited trait that has become common in a population because the trait provides a selective advantage
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| reproductive isolation | the condition in which two populations of the same species do not breed with one another because of geographical separation, difference in mating periods or other barriers
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| Charles Darwin | published evidence that species evolved, and explained how evolution occurs
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| Galapagos Islands | islands off the South American coast where Darwin first observed evolution
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| Theory of evolution | 1. Inherited variation exists within the genes of a population 2. Natural selection 3. Those traits tend to spread in that population 4. There is evidence from fossils that living species evolved from organisms that are extinct
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| paleontologist | scientists who study fossils
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| speciation | the process by which a new species is formed
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| evolution | change over time
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