Cell Division Lab - division ssynthesisofDNA mmitosis ; division

Cell Division Lab - division ssynthesisofDNA mmitosis ;...

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cell cycle - each cell has a series of phases it goes through before it is ready to undergo  division G1 - primary growth phase s - synthesis of DNA G2 - mitochondria and other cellular organelles replicate m - mitosis G1 check point - occurs before s phase; determines if environment is favorable for  division, if not G0 G2 Check point - asses if DNA replication has been successful, if yes proceed to m m checkpoint - exit mitosis enter g1 kinases - enzyme which adds/removes phosphate groups; protein kinases adds/removes  phosphate from proteins what are cdks? how do you activate cdks? - cyclin dependent protein kinases bind to  protein called cyclin cyclin - destroyed and re synthesized at each stage of the cell cycle complex of cyclin cdks are: - active in phophorylation of cellular proteins how does G2 checkpoint work? - cell accumulates g2 cyclin G2 cyclin binds to specific cdk to form mitosis promoting factor MPF enough MPF triggers begining of mitosis 
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