Tag Archives: polygenes

10.3 Gene Pools & Speciation

10.3 gene pools and speciation from Bob Smullen

Find a video lesson on this sub-topic at Dan Rott videos.

The Speciation Song – a song and an animation to introduce Speciation.

Crash Course Biology #15 – Speciation: Of Ligers & Men, in which Hank explains speciation in terms of finches, ligers, mules and dogs.

Paul Andersen (from Bozeman High) explains Reproductive Isolation and Speciation, then details the processes of Speciation & Extinction and finally describes Genetic Drift (this is more detail than is required for IB).

Here’s a presentation that explains the origin of species (speciation) very clearly: