koofer 3 - ECOL MCB 182 T/Th 2:00-3:15 SECTION Final Exam...

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ECOL / MCB 182 T/Th 2:00-3:15 SECTION Final Exam May 13, 2008 STUDENT NAME: ______________________________________________________ Print Last Name First Name UA NetID ______________ GENERAL INSTRUCTIONS: 1. Use a Number 2 Pencil. 2. Bubble in answers completely! Part I (100 points). Each question (1-50) is worth 2 points. Choose the single correct answer to each question. 1. In a series of lectures delivered in 1943, Erwin Schrödinger postulated the fol- lowing sources of biological order: a. Consumption of energy to effect local reversal of the 2 nd Law. b. Existence of an aperiodic crystal encoding developmental information. c. Information storage by nucleic acids. d. a. and b. e. All of the above. 2. When a system evolves in response to the existence of a potential function, for example, changing solute concentration along a concentration gradient, energy is consumed. a. True. b. False. 3. The first phylogenetic trees were constructed by a. Buffon. b. Darwin. c. Hutton. d. Lamarck. e. Wallace.
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Name ______________ UA NetID ___________ 2 4. Which of the following sources of variation was / were favored by Darwin? a. direct and indirect effect of the conditions of life. b. selection. c. use and disuse. d. a. and b. e. a., b. and c . 5. In diploid populations, selection can a. preserve genetic variability. b. reduce genetic variability. c. Both. d. Neither. 6. Which of the following statements about the “Irish elk” is not true? a. It exemplifies a form of mal-adaptive evolution called orthogenesis . b. It had extraordinarily large antlers. c. It is arguably the most famous example of sexual selection and allometry. d. It was neither Irish nor an elk. e. b., c. and d. 7. Which of the following statements is incorrect? a. Bergmann's rule asserts that within widely distributed species of mammals, body size increases as one goes from polar to tropical latitudes . b. Bergmann's rule asserts that within widely distributed species of mammals, body size increases as one goes from tropical to polar latitudes. c. Species conforming to Bergmann's rule manifest clinal variation. d. The variation described from Bergmann's rule is a response to geographic varia- tion in selective pressures. e. None of the above - i.e. , they are all correct. 8. Which of the following 18 th and 19 th century scientists would most likely have been comfortable with the concept of mass extinction, as it is now understood? a. Cuvier. b. Darwin. c. Lamarck. d. Lyell. e. All.
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Name ______________ UA NetID ___________ 3 9. A. I. Oparin and J. B. S. Haldane independently proposed the spontaneous evolu- tion of life on earth. Their theories differed in detail. Specifically a. Oparin imagined that life evolved in a dilute “soup” of organics; Haldane, in min- eral cells; b. Oparin imagined that life evolved in mineral cells; Haldane, in a dilute “soup” of organics; c. Oparin imagined the principal carbon source to be carbon dioxide; Haldane, methane. d.
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koofer 3 - ECOL MCB 182 T/Th 2:00-3:15 SECTION Final Exam...

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