Video 28: Jane Setlow, clip 2
The significance of understanding mutation repair systems.
Description of the first experiment done by the Setlows on the effects of UV irradiation on DNA.
The need for a good mutation repair system.
Where are the thymine dimers in the bacterial strains?
Isolating thymine dimers from the bacterial strains.
Richard Setlow did a lot of the early work on thymine dimer repair.
Some mutations are starting points for evolution, others are responsible for disease.
Mutations and the molecular clock.
Evolutionary geneticist Svante Paabo speaks about the limitations of working with DNA from fossils.
Scott Lowe's research has shown how the regulation of the cell cycle affect cancer.