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sample exam 2 - Copyright 2006 Texas A&M University BIOL111...

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© Copyright 2006 Texas A&M University BIOL111 MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. Use the following information to answer the questions below. Theodor W. Engelmann illuminated a filament of algae with light that passed through a prism, thus exposing different segments of algae to different wavelengths of light. He added aerobic bacteria and then noted in which areas the bacteria congregated. He noted that the largest groups were found in the areas illuminated by the red and blue light. 1) If you ran the same experiment without passing light through a prism, what would you predict? 1) _______ A) The bacteria would be relatively evenly distributed along the algal filaments. B) There would be no difference in results. C) The number of bacteria present would decrease due to an increase in the carbon dioxide concentration. D) The number of bacteria would decrease due to a decrease in the temperature of the water. E) The number of bacteria present would increase due to an increase in the carbon dioxide concentration. Figure 12.2 2) If the cell whose nuclear material is shown in Figure 12.2 continues toward completion of mitosis, which of the following events would occur next? 2) _______ A) cell membrane synthesis B) formation of telophase nuclei C) nuclear envelope breakdown D) spindle fiber formation E) synthesis of chromatids 3) Which of the following terms belongs with the words synapsis, tetrads, and chiasmata? 3) _______
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© Copyright 2006 Texas A&M University 4) Which metabolic pathway is common to both cellular respiration and fermentation? 4) _______ 5) How do cells at the completion of meiosis compare with cells that have replicated their DNA and are just about to begin meiosis? 5) _______
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