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Biology Chapter 19.2

TermDefinition
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 group into an area.
Emigration The movement of an individual or group out of an area.
Exponential Model A model of population growth in which a constant and unlimited growth rate results in geometric increases in population size.
Limiting Factor Logistic Model Growth builds on the exponential model but accounts for the influence of limiting factors.
Carrying Capacity The largest population that an environment can support at any given time.
Density-independent Factor Reduce population by the same proportion regardless of the population's size.
Density-dependent Factor Triggered by increasing population density.
Interbreeding Mating with relatives.
Created by: DragonT20