111 Q#2 S10 Lab Answers

111 Q#2 S10 Lab Answers - BIOL111Spring 2010Quiz...

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BIOL 111 Spring 2010 Quiz 2 Lab Portion 1. When purebred  purple eye flies are mated  with purebred  red eye flies, all of the F offspring are have red eyes.  Given that information, which of the following is true? A. The purple eye flies are heterozygous. B. The red eye flies are heterozygous. C. The red eye trait is dominant. D. All of the above are true. E. Only A and  B are true. 1. When purebred  purple eye flies are mated  with purebred  red eye flies, all of the F offspring are have red eyes.  Given that information, which of the following is true? A. The purple eye trait is dominant.  B. The red eye flies are heterozygous. C. The purple eye flies are heterozygous. D. None of the above are true. E. B and  C are true. 2. Two flies that are heterozygous  for the sepia eye trait are mated.  What is the expected   phenotypic ratio of their offspring? A.
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111 Q#2 S10 Lab Answers - BIOL111Spring 2010Quiz...

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