Final_3pm - Midterm #1 3pm 1. Miller and Urey's famous...

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Midterm #1 3pm 1. Miller and Urey’s famous experiment demonstrated which of the following? a) New species can emerge from existing species without a geographical barrier b) It is possible to experimentally synthesize organic compounds from inorganic compounds c) Genetic drift can eliminate individuals from populations with very few individuals d) The age of the earth, based upon radiometric dating e) None of the above 2. Which of the following figures in the history of science argued that every species on Earth represents a different stage in evolution, from simple to complex? a) Jean-Baptiste Lamarck b) Erasmus Darwin c) James Ussher d) Charles Darwin e) Walter Fitch 3. All of the following were necessary conditions for the origin of life EXCEPT: a) Availability of inorganic carbon b) Availability of free oxygen c) Abundant energy from the sun d) Spontaneous bond formation e) All of the above are the proper conditions for the formation of life during the Precambrian era 4. Why is it speculated that life began at the edges of seas where clay is found? a) Negatively charged clay provides a substrate for positively charged lipososomes b) Positively charged clay provides a substrate for negatively charged organic monomers c) Volcanic energy to drive reactions derives from clay d) Clay contains the necessary chemical building blocks of organic polymers e) None of the above 5. The diversity of finches on the Galapagos Island is best explained by which of the following? a) A local volcanic vicariance event that fragmented a population of finches, leading to speciation. b) The independent arrivals on these islands of various continental species with different diets. c) The inheritance of acquired characteristics that “pushed” some species to adapt to various environments by changing their beak shape d) The arrival, dispersal, and divergence of a unique ancestral species of seed-eating finches coming from mainland e) None of the above
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6. What was the purpose of Kettlewell’s moth-pinning experiment? a) To determine the number of melanic moths recaptured b) To determine the number of peppered moths recaptured c) To provide evidence that predation by birds could account for the varying numbers of melanic and peppered moths recaptured in his other experiment d) To provide evidence that pinned moths couldn’t fly away e) To provide evidence that the effect of color on flight ability could account for the varying numbers of melanic and peppered moths recaptured in his other experiment. 7. Small mice are faster runners.
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This note was uploaded on 07/27/2008 for the course BIO SCI 05125 taught by Professor Burley during the Summer '08 term at UC Irvine.

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Final_3pm - Midterm #1 3pm 1. Miller and Urey's famous...

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