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Figure 3-4
-Refer to Figure 3-4. If point A represents Alvina's production and point B represents Betty's production,
Rapidly Growing Populations
Refers to populations that increase in number at a rapid rate over a short period of time, often due to high birth rates and low mortality rates.
Type III Survivorship Curve
A graph showing a pattern where most individuals die young, with only a few surviving to advanced age, typical of many invertebrates and plants.
Sea Urchins
Marine invertebrates with spiny shells, belonging to the class Echinoidea.
Density-Dependent Factor
An ecological factor whose effects on a population vary according to the population density, such as disease or competition.
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