bio exam 2 chromosome theory

bio exam 2 chromosome theory - CHROMOSOME THEORY What is...

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CHROMOSOME THEORY What is the function of a pedigree analysis To describe the interrelationships of parents and children across the generations. How does a pedigree analysis work 1. circles are females and squares are males 2. begin with a homozygous recessive parent What was the connection made with Mendel’s work The connection between behavior of chromosomes in meiosis and Mendel’s genetic factors What is the three facts that the chromosome theory of inheritance state 1. Mendelian genes have specific loci on chromosomes 2. alleles at the same chromosome segregate during meiosis (Mendel’s 1 st law) 3. alleles at loci on different chromosomes assort independently (2 nd law) Which law relates the inheritance of alleles for a single character The law of segregation, the physical basis is the separation of homologues in anaphase I Which law relates the inheritance of alleles for two characters The law of independent assortment, the physical basis is the alternative arrangements of homologous chromosome pairs in metaphase I What did Thomas Hunt Morgan provide evidence of Provided evidence that associated a specific gene with a specific chromosome when experimenting with fruit flies Define wild type The most common phenotype in the population Define a mutant Alternatives to the wild-type What did Morgan conclude about the flies with white eyes 1. the white locus must be on the X chromosome 2. it is associated with sex, thus only males can have white eyes 3. white eyes are a recessive trait True or false there are more genes than
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This note was uploaded on 04/17/2008 for the course BSC 2010 taught by Professor Bowes during the Spring '08 term at University of Florida.

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bio exam 2 chromosome theory - CHROMOSOME THEORY What is...

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