Mitosis Worksheet - Mitosis Worksheet 1 Where in the human body would you find 46 chromosomes 23 chromosomes You would find 46 chromosomes in

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Mitosis Worksheet (10/15/07) 1.) Where in the human body would you find 46 chromosomes? 23 chromosomes? You would find 46 chromosomes in somatic body cells. In one set of chromosomes inherited from each parent. 2.) Describe a karyotype (the process and purpose). A karyotype is a display of condensed chromosomes arranged in pairs. Karyotyping can be used to screen for abnormal numbers of chromosomes or defective chromosomes associated with certain congenital disorders such as Down syndrome. Prepared from isolated somatic cells, which are treated with a drug to simulate mitosis and then grow in culture for several days. A slide of cells arrested in metaphase is stained and then viewed with a microscope equipped with a digital camera. A digital photograph of the chromosomes is entered into a computer, and the chromosomes are electronically rearranged into pairs according to size and shape. Another example of a karyotype is blood is centrifuged down and the white cells are taken out of it. The red cells have no chromosomes because they have no nuclei. Certain
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This note was uploaded on 04/30/2008 for the course BIO 123 taught by Professor Cusic during the Spring '08 term at University of Alabama at Birmingham.

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Mitosis Worksheet - Mitosis Worksheet 1 Where in the human body would you find 46 chromosomes 23 chromosomes You would find 46 chromosomes in

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