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the community of organisms that live in a particular area along with their nonliving environment
an environmental factor that causes a population to stop growing or decrease in size
Individuals whose unique characteristics are well suited for an environment tend to survive and produce more offspring. Those unique characteristics are called adaptations.
the struggle between organism to survive as they attempt to use the same limited resources
any relationship in which two species live closely together and at least one of the species benefits
a relationship in which one species benefits and the other species is neither helped nor harmed
a relationship that involves one organism living with, on, or inside another organism and harming it
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