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Nikolskill theorizes that fish population is controlled mainly by the _____ .

发布时间:2024-07-12

A.size of the fish caught within a species

B.racial characteristics of the species

C.amount of food available to the species

D.death rate within a species

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  • 6The author indicates the main difference between the theories of Darwin and Nikolskii is the _____ .

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  • 7The theories based on the concepts of Darwin assume that fish population is controlled mainly by the _____ .

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