Genetics Problems

Genetics Problems - PRACTICE PROBLEMS Name _ 1. If two...

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PRACTICE PROBLEMS Name _________________________ 1. If two animals heterozygous for a single pair of genes are mated and have 200 offspring, about how  many will have the dominant phenotype? 2. Two long-winged flies were mated and the offspring included 77 with long wings and 24 with short  wings.  Is the short-winged condition dominant or recessive?  Give the parental genotypes 3. A blue-eyed man, both of whose parents were brown-eyed, marries a brown- eyed woman whose father  was blue-eyed and whose mother was brown-eyed This man and woman have a blue-eyed child.  What are the genotypes of all the individuals mentioned? 4. Suppose you learned that "shmoos" may have long, oval or round bodies and that matings of shmoos  gave the following: long x oval gave 52 long: 48 oval long x round gave 99 oval oval x round gave 51 oval: 50 round oval x oval gave 24 long: 53 oval: 27 round What hypothesis about the inheritance of shoo shape would be consistent with these results? 5. In rabbits, spotted coat (S) is dominant to solid color (s), and black (B) is dominant to brown (b). A  brown spotted rabbit is mated to a solid black one and all of the offspring are black spotted.  What 
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This note was uploaded on 04/01/2008 for the course BIOL 101 taught by Professor Hogan during the Spring '08 term at UNC.

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Genetics Problems - PRACTICE PROBLEMS Name _ 1. If two...

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