Living in the Environment 18th Edition by Tyler Miller,Scott Spoolman

Exercise 21

What are the two key concepts for this section What is a fossil and why are fossils important for understanding the history of life What is biological evolution (or evolution ) State the theory of evolution. What is natural selection What is a mutation and what role do mutations play in evolution by natural selection What is an adaptation (adaptive trait) How did humans become such a powerful species What are two limitations on evolution by natural selection What are three myths about evolution through natural selection