Formation of new species or speciation as a result of geographic isolation is an example of allopatric speciation.
Speciation is the process by which new species are formed.
There are several types of speciation;
Allopatric speciation occurs when species which are isolated from one another by physical barrier, such as a mountain range or a waterway causes new species to form as a result of inability to interbreed.
Therefore, geographic isolation which leads to speciation is an example of allopatric speciation.
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