Study Guide Chapter 28 - requirements 6 Describe transition...

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
Chapter 28: DNA Replication, Recombination and Repair Review Questions 1. Describe the characteristics of the B form DNA and explain how it differs from A and Z forms of DNA. 2. Explain the concept of Topoisomers of DNA. Explain in terms of Lk, Tw and Wr. 3. In what respect does Topoisomerase I and Topoisomerase 11 (DNA gyrase) differ in their mechanism of action? 4. Write the reaction catalyzed by the enzyme, DNA ligase. 5. Describe the steps involved in the replication of DNA. How does the synthesis of the leading and lagging strands differ? Include the names of enzymes and, other
Background image of page 1
This is the end of the preview. Sign up to access the rest of the document.

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 Ame’s test to screen environmental mutagens. 11. Describe the structural organization of a nucleosome. Be specific....
View Full Document

{[ snackBarMessage ]}

Ask a homework question - tutors are online