Web Guider

Ch 1.General Lab Techniques

Ch 2.Molecular Separation

Ch 3.DNA and RNA

Ch 4.Genetics

Ch 5.PCR Serials

Ch 6.Protein

Ch 7.DNA Protein Interactions

Ch 8.Immunohistoch / immunology

Ch 9.Cellular Biology

Ch 10.GC/MS, NMR and Proteomics

Ch 11.Animal Experiments

Ch 12.Worm: C. Elegans

Ch 13.HPLC and TLC

Ch 14.Buffers formats in Lab.

Ch 15.Other Resources

Free eBooks at Library Online

Cinema Online,Free Movies-(1)

Progresses in Life Science

Free eBooks in biomedicine

Pathway databases

Biological Educational Resources

Textbooks and Lab Manuals

Biochemistry (Chapters and Vocabulary) -unit 1-50, 51-100, 101-150, 151-200, 201-250, 251-300, 301-350, 351-400, 401-450, 451-500

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 
Home || Biosocial || Videos || Recipes || Resource