Zaheen Rabbani graduated from the University of Kentucky in May 2012 with dual degrees in biology and psychology. Zaheen credits his undergraduate research experience with developing critical thinking skills and prepping him to apply to medical school this fall.

At any given time, hundreds of salamanders are being bred at the University of Kentucky. "We have the only captive-bred salamander population in the world where people can call us up, and we can do the breedings, make those resources and ship them out nationally and internationally," says Randal Voss, a professor of biology and faculty associate of the Spinal Cord and Brain Injury Research Center (SCoBIRC).

Part 3: New Frontier: Understanding Evolution at the Genome Level Professor Randal Voss of the University of Kentucky Biology Department talks about understanding evolution through the human genome.

Part 2 : Mutation, Selection and Genetic Drift Professor Randal Voss of the University of Kentucky Biology Department talks about understanding evolution through the human genome.

Professor Randal Voss of the University of Kentucky Biology Department talks about understanding evolution through the human genome.