chapter 5: populations
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7 terms
Terms | Definitions |
|---|---|
 exponential growth | the larger the population gets, the faster it grows |
| factors that affect changes in population | birthrate, death rate, and the rate at which individuals leave or enter a population |
| logistic growth | when a populations growth slows and then stops, following a period of exponential growth |
| limiting factor | a factor that controls the growth of a population |
| density-dependent factors | competition, predation, herbivory, parasitism, disease, and stress from overcrowding |
| density-independent factors | natural disasters |
| demography | the scientific study of human populations |
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