QUIZ 3 Practice E

QUIZ 3 Practice E - QUIZ#3-A Name please BSC 2011-02 Last 4...

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QUIZ #3-A BSC 2011-02 Spring 2008 Name, please: _______________________________ Last 4 of SS#: ____________ Please circle the letter of the correct response or fill in the correct answer. 1. The forelimbs of vertebrates such as cats, birds and bats that are all descended from a common ancestor are examples of _____ strucutures. a. homologous b. analogous c. convergent d. both homologous & convergent e. both analogous and convergent 2. The rapid origin of many different species from a common ancestral species that invades an empty habitat, like an island (think of Darwin’s Galapagos finches!) is called _____. a. vicariance b. the Hardy-Weinberg phenomenon c. parallel evolution d. convergent evolution e. adaptive radiation 3. In a population of moths that is at Hardy-Weinberg equilibrium we find that 49% of the individuals have the genotype AA, 42% are Aa and 9% are aa. What is the frequency of the A allele in the gene pool? a. 0.10 b. 0.245 c. 0.49 d. 0.70 e. 1.0 4. You go off on vacation and when you return you discover that the flea population in your apartment has reached Hardy-Weinberg equilibrium. If all possible genotypes exist among your fleas, and the frequency of the recessive allele for jumping ability has a frequency of 0.8, what percentage of your flea population is heterozygous for this trait?
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QUIZ 3 Practice E - QUIZ#3-A Name please BSC 2011-02 Last 4...

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