BIOLOGY 3 CH-8 REVIEWWORKSHOPContentsContentsContentsContentsCell CycleMitosisMitosisMeiosisWhy do cells divide?Why do cells divide?Why do cells divide?Why do cells divide?Why do cells divide?Why do cells divide?Why do cells divide?Why do cells divide?Cell growth, repair, and replacement of lost or damaged cells.Asexual Reproduction VS. Sexual ReproductionAsexual Reproduction VS. Sexual ReproductionAsexual Reproduction VS. Sexual ReproductionAsexual Reproduction VS. Sexual ReproductionFigure A: Asexual Reproduction; bacteria undergoing binary fission (genetically identical)Figure B: Sexual Reproduction; eukaryotic organism with offspring (not genetically identical)112233334455The Eukaryotic Cell Cycle and MitosisThe Eukaryotic Cell CycleThe Eukaryotic Mitotic Phase22 33445566Growth factors signal and cell cycle control systemMeiosis and Crossing OverDiploid CellDiploid Cell(Germ Cell)Haploid CellHaploid Cell(Sperm or Egg Cell)Meiosis IMeiosis IMeiosis IMeiosis IInterphaseMetaphase IProphase IAnaphase IMeiosis IIMeiosis IIMeiosis IIMeiosis II*Telophase I and CytokinesisProphase II Metaphase II Anaphase IITelophase II and Cytokinesis*still considered Meiosis ICROSSING OVERCROSSING OVER (CONT.)CROSSING OVER (CONT.)Sex chromosomesNondisjunctionAbnormal Numbers of Sex
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