Genetic Drift: When Evolution Is Random

Genetic Drift: When Evolution Is Random

Available on Prime Video, The Great Courses Signature Collection
S1 E6: Explore how population bottlenecks and the founder effect lead to random changes in the frequency of genes, an independent mechanism of evolution known as genetic drift. Darwin had an inkling of this process when he proposed that “spontaneous variations” play a role in evolution. But genetic drift has proved far more significant than he ever envisioned.