section15

section15 - MIT Department of Biology 7.014 Introductory...

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MIT Department of Biology 7.014 Introductory Biology, Spring 2005 Recitation Section 15 April 4-5, 2005 Diploid Genetics and Chromosomal Inheritance A. Diploid Genetics For each set of data below, determine the genotype of the parents in cross 1. Where it applies, indicate which phenotypes are dominant and which are recessive. 1. Mice I a) cross 1: red-eyed mouse ____________ X white-eyed mouse ____________ g i v e s F 1 : all red-eyed cross 2: red-eyed F 1 X red-eyed F 1 g i v e s F 2 : 36 red-eyed 13 white-eyed b) cross 1: long-eared mouse ____________ X short-eared mouse ____________ g i v e s F 1 : 12 long-eared 1 0 s h o r t - e a r e d cross 2: long-eared F 1 X long-eared F 1 g i v e s F 2 : 36 long-eared 1 3 s h o r t - e a r e d 2. Flowers cross 1: blue-flowered plant ____________ X white-flowered plant ____________ g i v e s F 1 : all pale-blue-flowered cross 2: pale-blue F 1 X pale-blue F 1 g i v e s F 2 : 27 blue 4 9 p a l e - b l u e 2 4 w h i t e
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3. Blood Type a) cross 1: person, type A blood ____________
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This note was uploaded on 01/19/2012 for the course BIOL 7.014 taught by Professor Walker during the Spring '05 term at MIT.

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section15 - MIT Department of Biology 7.014 Introductory...

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