1Introduction to Cancer and Cancer GeneticsBiology 1F25for Biology Non-MajorsLecture 17Section IIWhat is cancer and why does it occur?Background Reading•Textbook, Chapters 18 and 19.The People Who Prepared This LectureHarry PeeryAlan CastleCancer: Cells gone wrong
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2Major questions to be addressed:1. What is cancer?2. How does cancer develop?3. What is the genetic basis for cancer?4.What is meant by the term“predisposition to cancer”?5.Can cancer be prevented?Cancer: Effect on SocietyCancer is the leading cause of potential years of life lost for both males and females in Canada