BIOL_202_HW_3 - BIOL 202 Students Name_Alexander Palacio HOMEWORK#3 Section number and TAs name:Kristin Owens Section 7 DUE Sep 15/16 in your

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BIOL 202 Student’s Name_Alexander Palacio HOMEWORK #3 Section number and TA’s name:Kristin Owens Section 7 DUE: Sep 15/16 in your discussion section. IMPORTANT: Please type (not hand-write) your answers onto the question sheet itself (this sheet). Please highlight or otherwise indicate the parts that you have typed with underlining or bold ing. If additional working is required, it will be specifically stated so in the question, and whether the working should be shown on the answer sheet or a supplemental sheet will also be stated. 1. A color-blind (a sex-linked recessive trait) man and a homozygous normal woman have two children with Turner syndrome. One has normal vision and the other is colorblind. a. For the color-blind child, did nondisjunction occur in the mother or the father? Explain your answer. b. For the child with normal vision, in which parent did nondisjunction occur? Explain your answer. c. How many Barr bodies would you expect a Turner syndrome individual to have in most of her cells? (3 points) 2. A man employed at a nuclear power plant becomes the father of a hemophiliac boy. There is no hemophilia in the extended family history of either the man or his wife. Another man, also employed for several years in the same plant, has an achondroplastic dwarf child – a condition not recorded in his ancestry or in that of his wife. Both men sue
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This note was uploaded on 09/15/2011 for the course BIOLOGY 202 taught by Professor Howe during the Fall '08 term at New Mexico.

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BIOL_202_HW_3 - BIOL 202 Students Name_Alexander Palacio HOMEWORK#3 Section number and TAs name:Kristin Owens Section 7 DUE Sep 15/16 in your

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