Meiosis I - a microscope. An important difference, however,...

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Meiosis I At the beginning of meiosis 1, a human cell contains 46  chromosomes, or 92 chromatids (the same number as during  mitosis). Meiosis I proceeds through the following phases: Prophase I:  Prophase I is similar in some ways to prophase in  mitosis.  The chromatids shorten and thicken and become visible under 
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Unformatted text preview: a microscope. An important difference, however, is that a process called synapsis occurs. A second process called crossing over also takes place during prophase 1. During prophase 1, the two homologous chromosomes come near each other....
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This note was uploaded on 12/10/2011 for the course BIOLOGY bi 101 taught by Professor - during the Fall '10 term at Montgomery.

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