In northern Canada a population of rabbits was predominantly white in color The allele for white color is recessive while the

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In northern Canada a population of rabbits was predominantly white in color The allele for white color is recessive while the allele for gray color is dominant Over the last several decades the average annual temperature of this area has increased and the long term deposits of ice and snow have become scarce We see the result of this change in the graph below Change in Rabbit Population 1850 2000 100 90 80 70 60 50 40 30 20 10 0 Population white gray 1850 white 2000 gray How can we explain this change in terms of allelic frequency O Gray rabbits were more likely to survive in the changed habitat The gray alleles were passed to offspring O In order to survive rabbits changed from white to gray and they passed the gray allele to offspring O Changes in the environment caused genetic mutations that were passed to offspring

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