Population Genetics: When Darwin Met Mendel – Crash Course Biology #18

Hank talks about population genetics, which helps to explain the evolution of populations over time by combing the principles of Mendel and Darwin, and by means of the Hardy-Weinberg equation. Table of... Read more »

Natural Selection

Discover natural selection as a mechanism of evolution with the Amoeba Sisters. This video also uncovers the relationship of natural selection and antibiotic resistance in bacteria and emphasizes biological fitness. This video... Read more »

Evolution: It's a Thing – Crash Course Biology #20

Hank gets real with us in a discussion of evolution – it’s a thing, not a debate. Gene distribution changes over time, across successive generations, to give rise to diversity at every... Read more »

Genetic Drift

Discover what happens when random events meet allele frequencies: genetic drift! This Amoeba Sisters video also discusses the bottleneck and founder effect as well as contrasts genetic drift with natural selection. Table... Read more »
Cesar Millan: How to Pick the Best Shelter Pet for You | Zappos.com

Cesar Millan: How to Pick the Best Shelter Pet for You | Zappos.com

Click to subscribe: http://zps.to/SubscribeZappos Cesar Millan gives tips about adopting animals from pet shelters so you can bring home your new best friend this Pawlidayz season. Zappos.com and North Shore Animal League... Read more »

Incomplete Dominance, Codominance, Polygenic Traits, and Epistasis!

Discover more types of non-Mendelian inheritance such as incomplete dominance and codominance with the Amoeba Sisters! This video has a handout: http://www.amoebasisters.com/handouts. This video uses vocabulary that was previously defined in the... Read more »

Natural Selection – Crash Course Biology #14

Hank guides us through the process of natural selection, the key mechanism of evolution. Crash Course Biology is now available on DVD! http://dftba.com/product/1av/CrashCourse-Biology-The-Complete-Series-DVD-Set Like CrashCourse on Facebook: http://www.facebook.com/YouTubeCrashCourse Follow CrashCourse on Twitter:... Read more »