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Unformatted text preview: requirements. 6. Describe transition and transversion as it pertains to DNA mutation. 7. Describe how mutation of a DNA base alters the genetic code during DNA replication with specific examples. 8. What is a thymine-dimer? Explain how a thymine dimer is repaired. 9. Explain why thymine rather than uracil is selected to carry genetic information in DNA. 10. Describe the basis of Ames test to screen environmental mutagens. 11. Describe the structural organization of a nucleosome. Be specific....
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- Winter '06