BISC120_Exam1_Fall07_page3

BISC120_Exam1_Fall07_page3 - Wilme— — I 5 Which of the...

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Unformatted text preview: Wilme— — - I 5. Which of the following is not a commonly stated argument opposing the theory of evolution by natural selection? )( Organisms exhibit astounding complexity that could not have been created by chance alone 33 Transitional fossils are lacking — C. Evolution violates the Eirst Law of Thermodynamics DE}: The initial stages in the evolution of complex adaptations would not have been favored E Evolution cannot be proved because it cannot be observed 6. All known organisms transcribe genetic (nucleotide) information to protein molecules via the same genetic code. This finding strongly supports the hypothesis that A. there's only one possible way to encode information in a macromolecule. B. the earliest macromolecules probably arose when lightning struck an oxygen- free atmosphere. ll organisms are descended from a single common ancestor. . the genetic code will never be broken. E. none of the above 7. At a locus with a dominant and a recessive allele in Hardy Weinberg equilibrium, 9% of the individuais are homozygous for the recessive allele. What is the frequency of the dominant allele? 1 at : .04 A. 91% B, 49% c. 70 CL: 3 . 0% E. 42% pf ~ 8. and generate variation. while environment. ,. Sexual recombination gene flow mutation Mutation s'exual recombination natural selection '0. Overproduction of offspring mutation sexual recombination D. Selection mutation sexuai recombination E. Mutation genetic drift overproduction results in adaptation to the 3 ...
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