Learning Exercise

Human Evolution: The fossil evidence in 3D (http://www.merlot.org/merlot/viewMaterial.htm?id=85659) a. Enter the gallery from the above web site listed. Click on each icon for skull picture; then, rotate each image, and compare the size and shape as you move thru evolutionary time. As you look at the images, keep the following questions in mind; you will write a two minute paper in response to them at the end. b. Generally speaking, what happened to skull size across generations? c. Generally speaking, what happened to jaw/jaw bone size across generations? d. What advantage to survival do these changes potentially confer to the more recent organisms?