A physical barrier that separates a population in half and that leads to the evolution of a new species is called
A) sympatric speciation.
B) allopatric speciation.
C) directional selection.
D) ecological isolation.
E) behavioral isolation.

Question

Quizplus · Accepted Answer

Allopatric speciation occurs when a physical barrier, such as a mountain range or ocean, separates a population into two distinct groups. Over time, genetic differences and adaptations can accumulate in each group, ultimately leading to the formation of two separate species.

A Physical Barrier That Separates a Population in Half and That