Most of the 700 species of fruit flies found in the Hawaiian archipelago are each restricted to a single island. One hypothesis to explain this pattern is that each species diverged after a small number of flies had colonized a new island. This mechanism is called

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    the founder effect
    disruptive selection
    sexual selection
    assortative mating
    genetic equilibrium

asked May 30, 2013 in Biology by anonymous

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the founder effect
answered May 31, 2013 by Bioshare ~Top Expert~ (34,070 points)

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