Biochemistry (Chapters and Vocabulary):DNA Replication, Recombination, and Repair

Biochemistry (Chapters and Vocabulary) –unit 1-5051-100101-150151-200201-250251-300301-350351-400401-450451-500

DNA Replication, Recombination, and Repair

1: Okazaki Fragments.

2: Priming.

3: Origin of Replication in E. coli.

4: Double-Stranded DNA Can Wrap Around Itself to Form Supercoiled Structures

5: Topoisomerase II Mechanism.

6: Structure of Topoisomerase II.

7: Topoisomerase I Mechanism.

8: Structure of a Topoisomerase.

9: Topoisomers.

10: Linking Number.

11: DNA Polymerases Require a Template and a Primer

12: Conserved Residues among Helicases.

13: Helicase Mechanism.

14: Helicase Structure.

15: Proofreading.

16: Shape Selectivity.

17: Minor-Groove Interactions.

18: DNA Polymerase Mechanism.

19: DNA Polymerase Structure.

20: DNA Can Assume a Variety of Structural Forms

21: Comparison of A-, B-, and Z-DNA

22: Z-DNA.

23: Propeller Twist.

24: Major and Minor Grooves in B-Form DNA.

25: Major- and Minor-Groove Sides.

26: Steric Clash.

27: Sugar Puckers.

28: B-Form and A-Form DNA.

29: Faithful copying is essential to the storage of genetic information.

30: DNA Replication At Low Resolution.

31: Consequences of Strand Separation.

32: DNA Replication.

33: DNA Replication, Recombination, and Repair

34: Problems

35: Summary

36: Mutations Involve Changes in the Base Sequence of DNA

37: Ames Test.

38: Triplet Repeat Expansion.

39: Mismatch Repair.

40: Uracil Repair.

41: Excision Repair.

42: Structure of DNA-Repair Enzyme.

43: Repair Pathways.

44: Cross-Linked Dimer of Two Thymine Bases.

45: Aflatoxin Reaction.

46: Acridines.

47: Chemical Mutagenesis.

48: Base Pair with 5-Bromouracil.

49: Base Pair with Mutagenic Tautomer.

50: Double-Stranded DNA Molecules with Similar Sequences Sometimes Recombine

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