'Mating displays' presentation slideshows

BIRDS!

623 views • 26 slides

Genetic Isolation

Genetic Isolation. What prevents members of different species from successfully interbreeding? There are two isolating mechanisms: 1. Pre-zygotic Barriers 2. Post-zygotic Barriers. Pre-Zygotic Barriers. 1. Prevention of Mating A) Habitat Isolation

432 views • 9 slides

1) All species concepts, at least in animals and plants, to some degree rely upon

1) All species concepts, at least in animals and plants, to some degree rely upon. A) genetic barriers such as polyploidy B) morphologically distinguishable taxa C) minimal gene flow across taxa D) ecological differentiation E) cryptic species. 2) Speciation requires. A) divergence

218 views • 5 slides