Natural selection operates at
- AOrganismal level
- BPopulation level
- CCommunity level
- DEcosystem level
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Similar Questions
Which is the most accepted theory of organic evolution?
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View SolutionAccording to Hugo de Vries,speciation due to mutation is saltation,which means-
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View SolutionThe concept that "Population tends to increase geometrically while food supply increases arithmetically" was put forward by:
Which of the following is related to reproductive isolation?
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View SolutionWhich of the following does not illustrate the phenomenon of natural selection?
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