Biology, 25.07.2020 20:01, chloelandry

There is an island in the middle of a large river that houses a large population of ants. Damming of the river causes the island to flood and only the highest points of the island are now above water. The ants cannot swim, so are now in multiple isolated populations. Which of the following best describes this event? A. This situation represents isolation by dispersal.
B. This situation represents isolation by vicariance.
C. This situation represents a form of sympatric speciation.
D. Speciation will not occur in this case because of gene flow.

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There is an island in the middle of a large river that houses a large population of ants. Damming of...