Problem 1: Describe two specific differences between the lamprey and shark and explain how these differences in structure facilitate differences in function regarding lifestyles of the two organisms. Note that it is not enough to state that there are differences, you must be specific about what those differences are and what specific functions they facilitate.
Problem 2: Compare the human skeleton and monkey skeleton.
Problem 3: Humans have become far more successful than any other primate. Explain how three specific differences in human skeletal structure helped contribute to our success over the other primates.