Biology: A Guide to the Natural World

Chapter 13: DNA Structure and Replication

Post-quiz: Mutations

1. How do mutations affect an organism? [Hint]

2. DNA replication occurs at an unbelievably fast rate. Once replication is complete, we can expect to find a _____ number of mistakes. [Hint]

3. A female that is planning to become pregnant is concerned about her exposure to environmental mutagens which may have caused DNA mutations. In order for these mutations to become heritable, they must affect the: [Hint]

4. Which of the following would indicate a base pairing mutation in DNA? [Hint]

Answer choices in this exercise are randomized and will appear in a different order each time the page is loaded.

Copyright © 2003 by Prentice Hall, Inc. A Pearson Company Legal Notice