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MB 19.2
MB Chapter 19, Section 2
| Term | Definition |
|---|---|
| growth rate | an expression of the increase in the size of an organism or population over a given period of time |
| immigration | the movement of an individual or a group to a new community or region |
| emigration | the movement of an individual or group out of its native area |
| exponential model | a model of population growth that observes that populations can grow in a pattern of exponential growth |
| limiting factor | an environmental factor that prevents an organism or population from reaching its full potential of distribution or activity |
| logistic model | a model of population growth that assumes that finite resource levels limit population growth |
| carrying capacity | the largest population that an environment can support at any given time |
| density-independent factor | a variable that affects a population regardless of the population density, such as climate |
| density-dependent factor | a variable affected by the number of organisms present in a given area |
| inbreeding | the crossing or mating of plants or animals with close relatives |
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simmonsr20
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