Mechanisms of Evolution Topics

The Origin of Species

Stop us if you've heard this one:There once was a man on the BeagleThis Darwin, studied finches...

The Gene Pool

It's time to break out your swim trunks and floaties, because we're going for a dip in the gene...

Mutations

Mutations often get a bad rap, but who doesn't want to mutate from a sweet little pond turtle to...

Gene Flow and Genetic Drift

Remember Gilligan's Island? Probably not…and since we do, that probably makes us a fossil....

Sexual Selection

Don't judge a book by its cover. Everyone's heard that, right? Everyone but the peacocks, that...

Natural Selection

Natural selection is determined by an organism's fitness. But by fitness, we don't mean winning a...

Speciation

Ah, the classic break-up conversation. Species have been breaking it off with their ancestors for...

Common Mistakes

The Hardy-Weinberg equation uses allele frequencies (the likelihood a gamete will have a specific...

Test Your Knowledge!

1. Which of the following affect natural selection?  (A) Time(B) Environment(C)...