034 - Mechanisms that Increase Genetic Variation
Paul Andersen describes mechanisms that increase the genetic variation within a population. He begins by discussing how horizontal transfer can move genetic material between bacteria. Transformation, transduction, and conjugation in bacteria are all included. He also explains how crossing over, random assortment, and random fertilization can maintain genetic variation i eukaryotes. He also explains how inbreeding can decrease the fitness of an individual.
