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The change over time, by which modern organisms have descended from ancient organisms.
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A well supported, and testable explanation of phenomona that have occured in the natural world.
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Preserveed remains of ancient organisms
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Selection by humans for breeding of useful traits from a variation of organisms.
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Competition among some species for food, living space, and other neccessities of life.
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Ability for an organism to survive and reproduce in it's enviorment.
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Inherited characteristic that increases an organisms chance of survival.
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Process by which individuals that are better suited to their enviorment survive, eat, and reproduce most successfully.
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(Same as Survvival Of The Fitess)
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Principle that each living species has descended with changes from other species over time.
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Principle that al living things were derived from common ancestors.
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Structures that have different nature forms in different organisms but develop from the same embryotic tissues.
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Organ that serves no usefull function to all organisms.
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