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In a hypothetical situation, a certain species of aphid feeds only on sugar maple trees. In forests of the eastern United States, sugar maples are only one of a number of different tree species. If some of the aphids develop a strong preference for feeding on Black Walnut trees and mate only with other aphids that prefer black walnut trees, then over time, which of the following processes should occur. (Remember, the host species can be considered the aphids' "habitat."): 1.reproductive isolation 2.allopatric speciation 3.habitat isolation 4.prezygotic barriersv
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In a hypothetical situation, a certain species of aphid feeds only on sugar maple trees. In forests...
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