4aSex108 - edition Figs 13.8 13.9 13.11 b True sex...

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Friday, January 25, 2008 I. Sex cycles A. Your Genome: All of your DNA 1. similar to all other humans 2. unique to you B. Asexual reproduction results in clones. C. DNA sequences are exchanged between living individuals. 1. New combinations of alleles are created at a single locus and between loci. 2. Exchange of DNA is nearly universal among all types of organisms. a. Bacterial exchange DNA between existing organisms one of which is genetically modified. This is called parasexual recombination and involves plasmids and chromosomal segments. Fig 13.14, 13.12 (7th
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Unformatted text preview: edition Figs. 13.8, 13.9, 13.11). b. True sex alternates between a diploid and a haploid state via meiosis. Joining of two haploid forms (fertilization) creates a new combination in the diploid created. c. Reproductive cycles vary in form but alternate between haploid and diploid. May not have a multicellular stage. Pg 194 (7th Ed. pg 176). d. Cell division can be “named” by the change in n number between parent and offspring cell. Type of cell division and the product of the division are criteria for naming single cells....
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This note was uploaded on 04/17/2008 for the course BIO 111 taught by Professor Lynsajdak during the Spring '08 term at Rochester.

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