Mitosis

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Unformatted text preview: Mitosis Objectives Describe the events of the four phases of the cell cycle Demonstrate the stages of mitosis using a simulation kit Identify the stages of mitosis from an onion root tip slide Describe how cytokinesis differs in plant and animal cells Describe the function of centrioles, centrosomes, centromeres, and spindle fibers during mitosis Estimate the relative length of time of each phase of the cell cycle from an onion root tip slidea Cell Theory Living cells are derived from other cells Cell division Mitosis A process of nuclear division in eukaryotic cells that results in cells with the same chromosome number of the original cell. Mitosis is the division of somatic cells (all cells but gametes (egg or sperm)) Meiosis A two-stage process of nuclear division in sexually reproducing organisms that results in cells with half the chromosome number of the original cell. Cell cycle An ordered sequence of events in the life of a eukaryotic cell, from its origin in the division of a parent cell until its own division into two. It is a conti...
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This note was uploaded on 11/11/2008 for the course BIOL 111 taught by Professor Rizzo during the Fall '07 term at Texas A&M.

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