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Definition
an interaction between two species in which one species, the predator, feeds on the other species, the prey |
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Definition
a relationship between two species in which one species, the parasite, benefits from the other species, the host, which is harmed |
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Term
| interspecific competition |
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Definition
| a type of interaction in which two or more species use the same limited resource |
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Definition
a relationship in which two different organisms live in close association with each other |
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Definition
a relationship between two species in which both species benefit |
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Definition
a relationship between two organisms in which one organism benefits and the other is unaffected |
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Definition
the number of different species in an area or community |
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Definition
a pattern in which the number of species in an area increases as the area increases |
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Definition
| a relative abundance of each species |
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Definition
| the tendency of a community to maintain consistent conditions |
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Definition
| events that change communities or remove or destroy organisms |
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Definition
a gradual process of change and replacement in a community |
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Term
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Definition
succession that begins in an area that previously did not support life |
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Definition
the process by which one community replaces another community that has been partially or totally destroyed |
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Definition
a species that colonizes an uninhabited area and that starts an ecological cycle in which many other species become established |
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Definition
a final, stable community in equilibrium with the environment |
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