In a plant species, flower color locus either homozygous or heterozygous with genotype RR-red, Rr- pink and rr- white. The Proportional of pink flower in generation 0 is .50.  What is the level of remaining pink flower in a third generation of repeated selfing? 

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#Question id: 12141

#Section 2: Evolution

The density and spacing of individuals within suitable habitat and the proportions of individuals in each age class comprise a population's __________. 

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#Question id: 12142

#Section 2: Evolution

Regarding the geographic range of a species, which of the following statements is true? 

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#Question id: 12143

#Section 2: Evolution

The __________ states that two species cannot coexist indefinitely when the same resource limits both species. 

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#Question id: 12144

#Section 2: Evolution

Which statement regarding population growth rates is incorrect? 

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#Question id: 12145

#Section 2: Evolution

If population size is exactly half of carrying capacity: 

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#Question id: 12146

#Section 2: Evolution

Which of the following is not a density-dependent factor?