Mar31Discussbw[1]

Mar31Discussbw[1] - Announcements Lab this week = Mendelian...

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Announcements • Lab this week = Mendelian Genetics •S m a r t S i t e – download syllabus – download “Basic Genetics Handout” – get Study Questions #1 – Any problems? • pctrenham@ucdavis.edu
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Segregation in the formation of gametes, paired genes separate so each gamete receives only one copy Independent Assortment in gamete formation, genes for different traits assort indep. (if they are on diff. chromosomes) Gametes from TtYy? #? Types?
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• True or false: Humans differ in appearance because they have different genes? • True or false: Homologous chromosomes have all the same genes? • An individual with genotype FfRrSs can produce how many types of gametes? • How many different genotypes can result from the cross FfRrSs x FFRRSS?
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Genetics – The Source of Variation • 1860’s – Mendel – particulate nature of inheritance (genes) – Darwin –natural selection (lacked mechanism of inheritance) • Early 1900’s – Morgan – traced genes to chromosomes – Sturtevant – mapped gene locations • 1950’s – DNA’s role in inheritance discovered
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This note was uploaded on 04/15/2008 for the course BIS 1b taught by Professor Kimsey during the Spring '08 term at UC Davis.

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Mar31Discussbw[1] - Announcements Lab this week = Mendelian...

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