When a physical barrier separates a population, leading to the evolution of new species on either side of the barrier, ____ has occurred.
A) sympatric speciation
B) allopatric speciation
C) directional selection
D) ecological isolation
E) behavioral isolation

Question

​When a physical barrier separates a population, leading to the evolution of new species on either side of the barrier, ____ has occurred.
A) ​sympatric speciation
B) ​allopatric speciation
C) ​directional selection
D) ​ecological isolation
E) ​behavioral isolation

Quizplus · Accepted Answer

Allopatric speciation occurs when a population is divided by a physical barrier, leading to the evolution of new species as each population adapts to its own environment.

​When a Physical Barrier Separates a Population, Leading to the Evolution

When a Physical Barrier Separates a Population, Leading to the Evolution