. When birds migrate into or out of a defined population and mate with birds from another
population, the existing pool of genes may be altered. Migration can increase or decrease gene
frequencies in populations, resulting in...
A. Greater genetic variation, which may enhance chances of survival
B. Less genetic variation, which will not influence chances of survival at all
C. Selective breeding, which may enhance chances of survival
D. Natural selection, which will not influence chances of survival at all
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Aquaternary consumer species would be expected to have a smaller population than a secondary consumer species. select the best answer from the choices provided t f
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Which statement describes how favorable traits in a population relate to natural selection? they are the only traits that ever exist in the population. they build in the population over time. they are rarely passed on to offspring. they are found only in a few individuals within the population.
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. When birds migrate into or out of a defined population and mate with birds from another
populatio...
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