Speciation occurs during the evolutionary development, or phylogeny, of a species. In which of the following situations can speciation occur?

When a population becomes extinct.
When two populations are reproductively isolated.
When a population becomes interbred.
When two populations merge to become one population.

Question

Speciation occurs during the evolutionary development, or phylogeny, of a species. In which of the following situations can speciation occur?

    When a population becomes extinct.
    When two populations are reproductively isolated.
    When a population becomes interbred.
    When two populations merge to become one population.

destinymasha · Answer

i think B

destinymasha · Answer

the formation of new and distinct species in the course of evolution.