Which conclusion is best supported by results of the studies of apple maggot flies?
A) Speciation requires geographic barriers.
B) Reproductive isolation evolves during speciation.
C) Polyploidy is a frequent cause of speciation.
D) Speciation requires gametic isolation.
E) Speciation requires dietary change.

Question

Quizplus · Accepted Answer

The studies of apple maggot flies strongly support that reproductive isolation evolves during speciation, as it was observed that the apple maggot flies became reproductively isolated from hawthorn maggot flies due to differences in mate recognition and preference. This indicates that reproductive isolation is crucial in the process of speciation.

Which Conclusion Is Best Supported by Results of the Studies