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Molecular Basis of Inheritance and Regulation of Gene Expression

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The Griffith Experiment

  • The Griffith Experiment
    08:56

The Hershey-Chase Experiment

  • The Hershey-Chase Experiment
    03:59
  • Bacteriophages
    03:44

Chargaff's Rules

  • Chargaff's Rules
    04:33

Discovering the Structure of DNA

  • Detailed DNA Structure
    06:24
  • Discovering the Structure of DNA
    04:41

Meselson-Stahl Experiment

  • Meselson-Stahl Experiment
    09:03

Introduction to DNA Replication

  • Unwinding the DNA: Topoisomerase, Helicase & SSBs
    05:10
  • Components of DNA Replication
    04:47
  • Origin of Replication
    03:33

DNA Polymerases

  • DNA Polymerase Requirements
    05:03
  • DNA Polymerases
    04:01

Leading & Lagging DNA Strands

  • Leading & Lagging DNA Strands
    05:15

Steps of DNA Replication

  • Steps of DNA Replication
    09:29

Introduction to Regulation of Gene Expression

  • Positive vs Negative Gene Regulation
    02:17
  • Introduction to Regulation of Gene Expression
    06:40

Prokaryotic Gene Regulation via Operons

  • Inducible Operons
    04:25
  • Prokaryotic Gene Regulation via Operons
    00:53
  • Repressible Operons
    03:42

The Lac Operon

  • In the Absence of Lactose
    04:34
  • The Lac Operon
    07:06
  • In the Presence of Lactose
    03:56

The Trp Operon

  • In the Presence of Tryptophan
    03:11
  • The Trp Operon
    05:30
  • In the Absence of Tryptophan
    03:42