Question

1.What causes variation in a species? To putthis another way: all humans have the same genes, yet we do notlook alike. What is the reason forthephenotypicdifferences between individuals ofthe same species? What is geneticrecombination?

2. What are the dangers of small populations of a species from agenetic and evolutionary standpoint? What is the bottleneckeffect?

3.. How does speciation occur? What is theimportance of geographic isolation? How is thisillustrated in the Galapagos?

4. What is Darwinian Medicine and how does ithelp us better understand medical conditions?