This document provides a series of questions to evaluate understanding of a chapter on genetic variation and Darwin's theory of evolution. It asks the reader to: 1) Compare continuous and discontinuous variation through a chart. 2) Define genetic variation and explain its causes. 3) Explain how one animal adapts to its environment. 4) Create a mind map of how Darwin's theory of evolution works. 5) Provide an example of how natural selection works. 6) Identify what is called when a gene suddenly changes. 7) Explain why radiation can damage DNA bases.