07 Exam 3 Key - 3RD EXAM, BIOL 164, GENETICS, EVOLUTION...

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3 RD E XAM , BIOL 164, G ENETICS , E VOLUTION S OCIETY , S PRING 2007 NAME (Last/Family Name First): ________________________________ Signature: ________________________________ Student ID Number: ________________________________ Instructions : Circle the correct answer, or circle the letter corresponding to the correct answer, or write in the correct answer, as appropriate. In all cases, write legibly; answers that I cannot read will be considered incorrect. All questions are of equal point value. Good luck! ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ 1. The “irreducible complexity” argument of “Intelligent Design” (ID): a. Assumes only small, gradual morphological changes in evolution b. Assumes structures maintain essentially the same function throughout much of their evolution c. Assumes that the investigator can imagine all possible paths of evolutionary change and all possible functions for a structure d. All of the above 2. Does the Enlightenment approach to knowledge assume that we start scientific inquiry knowing all possible mechanisms? Yes OR No 3. When statistics suggest that a particular event is exceedingly unlikely: a. It is impossible that it occurred b. It must have occurred. c. We cannot decide between a & b unless we have an alternative explanation which is more or less likely. 4. When (approx.) did humans last share an ancestor with chimpanzees and bonobos? a. 5 MYR b. 10 MYR c. 20 MYR d. 35 MYR
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5. Place the letter of the appropriate group on the primate phylogeny: Humans ____c____ ____b____ ____d____ ____a____ a. Hylobates (gibbons) b. Gorilla (gorillas) c. Pan (chimps) d. Pongo (orangutan) 6. The evidence for bipedality in australopithecines versus chimpanzees does NOT include: a. foramen magnum points down/spinal cord enters from bottom of skull b. "S-curvature" of spine c. arms shorter than legs d. grasping digits 7. Which member of the genus Homo was the first to have speech, use fire, and cross ocean barriers? a. H. afarensis b. H. habilis c. H. erectus d. H. sapiens 8. The main difference between what is typically called “natural” versus “artificial” selection is that natural selection usually prevents 1-10% of the population from breeding, while artificial selection (e.g., on crops) usually prevents 90-99% of the population from breeding. True OR False (Circle one.) 9. Far less than half or more of all corn, soy, and cotton grown in the U.S. is genetically modified. True OR False (Circle one.)
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10. Which of the following is NOT a benefit of genetically modified (GM) crops:
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07 Exam 3 Key - 3RD EXAM, BIOL 164, GENETICS, EVOLUTION...

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