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The human body has ~37 trillion cells — more than the number of stars in the Milky Way.
Organisms and Populations
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#1
Population Growth Models
Exponential growth model where population grows without limits.
Terms:
dN/dt
Rate of change of population size
individuals per timerIntrinsic rate of natural increase
per timeNPopulation size
individualsLogistic growth model where growth is limited by carrying capacity.
Terms:
dN/dt
Rate of change of population size
individuals per timerIntrinsic rate of natural increase
per timeNPopulation size
individualsKCarrying capacity
individualsPopulation growth models describe how populations change over time. Exponential growth occurs when resources are unlimited, while logistic growth occurs when resources are limited.
Common Use:
Used to predict population changes in ecology and conservation biology.
Ecology
Exponential Growth
Logistic Growth
Population Growth
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