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biology chapter 5

chapter 5 vocab

TermDefinition
population density number of individuals per unit of area
Immigration movement of individuals into n area occupied by an existing population
Emigration movement of individuals out of an area
Exponential growth growth pattern in which the individuals in a population reproduce at a constant rate
Logistic growth growth pattern in which a populations growth rate slows or stops following a period of exponential growth
Carrying capacity largest number of individuals of a population that a given environment can support
limiting factor factor that causes the growth of a population to decrease
Density-dependent limiting factor limiting factor that depends in population size
Predator-Prey relationship mechanism of population control in which a population is regulated by predation
Density limiting factor that affects all populations in simular ways, regardless of population size
Demography scientific study of human populations
Demographic transition change in a population from high birth rate and death rates to low birth rates and low death rates
Age-structure diagram graph of the numbers of males and females within different age groups of a population
Created by: jhmecb13
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