Question

which scenario is least likely to lead to allopatric isolation? a deep gorge dividing a population of slow - moving snails a mountain dividing a population of desert - dwelling mice a river dividing a population of small crickets a lake dividing a population of butterflies a land bridge dividing a population of tuna

Explanation:

Allopatric isolation occurs when a physical barrier separates a population. Butterflies can easily fly over a lake, so this is least likely to cause allopatric isolation compared to the other scenarios where the organisms have more difficulty crossing the barriers.

Answer:

A lake dividing a population of butterflies