When immigration from large, productive subpopulations keeps declining subpopulations from dwindling to extinction, the phenomenon is called the __________. 

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#Question id: 10603

#Section 2: Evolution

The population size of a bird increased from 600 to 700 in one year. If the per capita birth rate of this population is 0.50, what is its per capita death rate?

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#Question id: 9258

#Section 2: Evolution

Which of the following is characteristic of most terrestrial biomes?

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#Question id: 10820

#Section 1: Ecology

Of the following types of interactions, which one is least likely to limit population size?

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#Question id: 16770

#Section 5: Applied Ecology & Evolution

Recall is an example of what type of bias

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#Question id: 10822

#Section 1: Ecology

When two organisms attempt to utilize the same resource, the result is: