Chpt9.3 cell cycle regulation

9-3 Cell Cycle Regulation Pg. 253-257 ,[object Object],[object Object]

Normal Cell Cycle ,[object Object],[object Object],[object Object],[object Object]

[object Object],[object Object]

Abnormal Cell Cycle: Cancer ,[object Object],[object Object],[object Object],[object Object]

Contact Inhibition ,[object Object],[object Object],[object Object]

Demonstrating Contact Inhibition Normal cells in dish When cells are removed, cells at the edge of gap begin to divide Normal cells stop dividing when bottom of dish is covered. Cancer cells continue to divide, piling on top of each other

Causes of Cancer Cancer is caused by mutations in segments of DNA that control the production of proteins regulating the cell cycle. Carcinogens- substances and agents that are know to cause cancer.

Environmental Carinogens ,[object Object],[object Object],[object Object],[object Object]

Environmental Causes of Cancer ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

BN Video Cancer Caused by Viruses

Apoptosis ,[object Object],[object Object],[object Object]

Stem Cells ,[object Object],[object Object],[object Object],[object Object]

Stem cell research video http://learn360.com/ShowVideo.aspx?ID=142030

Embryonic Stem Cells ,[object Object],[object Object],[object Object]

Adult Stem Cells ,[object Object],[object Object],[object Object]

Chpt9.3 cell cycle regulation

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Chpt9.3 cell cycle regulation