Class 5 - Mitosis and Meiosis September 5 2007 Get out your...

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Unformatted text preview: Mitosis and Meiosis September 5, 2007 Get out your clickers, the frst slide is a clicker question Which of the following statements best describes why you are not excited to learn about mitosis and meiosis? A. This topic is boring B. I have already memorized the stages of mitosis and meiosis C. We learn about mitosis and meiosis in every biology course D. Actually, I am excited to learn about mitosis and meiosis Which of the following statements best describes why you are not excited to learn about mitosis and meiosis? A. This topic is boring - Cancer and Reproduction B. I have already memorized the stages of mitosis and meiosis - We do not want you to memorize all the details of cell division, but we will ask you to draw mitosis and meiosis on the exam C. We learn about mitosis and meiosis in every biology course- True but this time you will be focusing on genes and alleles D. Actually, I am excited to learn about mitosis and meiosis #1 What is the goal of mitosis? To make an exact replica of a cell containing identical chromosomes to the starting cell. #2 Which cells undergo mitosis? Somatic cells http://www.gpc.edu/~jali f /skin1.gif http://www.davestravelcorner.com/photos/nepal/K atmandu-Man-Long-Hair.jpg What does mitosis look like? Cell Cycle • S phase: DNA S ynthesis (replication) • G phase: “Gap” phase for growth • M phase: M itosis (nuclear division) Figure 2.15 Most cells do not continue dividing throughout their lifetimes (they go into G Cell Cycle • S phase: DNA S ynthesis (replication) • G phase: “Gap” phase for growth • M phase: M itosis (nuclear division) Figure 2.15 Most cells do not continue dividing throughout their lifetimes (they go into G instead) Replication of Chromosomes...
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This note was uploaded on 02/25/2010 for the course MCDB 2150 taught by Professor Winey,mark during the Spring '06 term at Colorado.

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Class 5 - Mitosis and Meiosis September 5 2007 Get out your...

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