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13 Cards in this Set
- Front
- Back
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Natural Selection |
a process by which characteristics that make an individual better suited to its environment became more common in a species |
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Adaptations |
a behavior or physical characteristic that helps on organism survive in its environment |
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Niche |
the role of an orgoanism in its habitat or how it makes its living |
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Competition |
the struggle between organisms to survive using the same limited resource |
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Predation |
An interaction in which one organism kills another for food |
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Predator |
The organism that does the killing in a predation interaction |
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Prey |
an organism that is killed and eaten by another organism |
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Symbosis |
A close relationship between two species that benefits at least one of the species |
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Mutualism |
a relationship between two species in which both soecies benefit |
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commensalism |
a relationship in which one species benefits and the other is neither help nor harmed |
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Parasitism |
a relationship in which one organism lives on or in a host and harms it |
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parasite |
organism that benefits by living on or in a host |
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host |
organism that a parasite lives in or on |
