Two species of sunflowers grow on either side of a mountain. For a while, the two sunflower populations evolve separately. With the climatic changes, an animal population crosses from one side of the mountain chain to the other, bringing some sunflower pollen with it. This movement is called
a. Gene Flow
b. Mutation
c. Genetic Drift
d. Artificial Selection​
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Two species of sunflowers grow on either side of a mountain. For a while, the two sunflower populati...
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