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BIO 361 EXAM 4 AND CUMULATIVE FINAL FALL 2006 VERSION 2 NAME:______________KEY ____________________________ ID:_____________________________________________________ INSTRUCTIONS FOR EXAM 4 (pages 2-7): 1. Write your name and ID on pages 1-7 2. Write all answers in pen only 3. Limit your answers to the space provided Page 2 _______________ Page 3 _______________ Page 4 _______________ Page 5 _______________ Page 6 _______________ Page 7 _______________ Total _______________ Maximum of 100 points INSTRUCTIONS FOR CUMULATIVE FINAL (pages 8-18) (100 points total): a. Answer all questions on the Opscan sheet. Only one answer per question. b. Use a number 2 pencil. c. Fill in NAME (LAST, FIRST, and MI), and IDENTIFICATION NUMBER (Solar ID number) using the bubbles. d. Fill in bubble “2” (for Version 2) in the first column under DAY (do not fill in the remainder of BIRTH DATE).
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________KEY ____________________ _____________________________________ Name (Last, First) SOLAR ID 2 1. The oxygen-evolving center in the Photosystem II complex: (3 points) a. includes a tyrosine residue which may exist as a free radical semiquinone in the course of oxygen generation b. includes Mg-containing chlorophylls to which the water or oxygen bind. c. includes Fe-containing hemes to which the water or oxygen bind. d. makes use of only a single Mn metal cation. e. has an elaborate pyrrole ring system like that in cytochrome a3. 2. The reduction of NADP+ in the light reaction: (3 points) a. take up the protons pumped into the stroma from the chloroplast’s version of the Q cycle. b. takes up the protons generated during oxygen formation from water. c. is accomplished by a flavoprotein that accepts electrons one at a time from a soluble iron-sulfur protein . d. is achieved either by cyclic electron transport, in which case ATP is made, or noncyclic electron transport, in which case no ATP is made. e. is normally used to make ATP in the plant mitochondria. 3. Match the specialized molecules in the chloroplast on the left with their functions listed on the right. Each letter can be used one, more than once, or not at all. One letter per line. (5 points) __D ___ phylloquinone __C ___ plastoquinone __E ___ plastocyanin __A ___ ferredoxin __B ___ beta-carotene A. a soluble iron-sulfur protein, not integral to the membrane B. helps in light harvesting C. functions like Coenzyme Q in mitochondria D. functions in PSI a bit like FMN in mitochondrial Complex II E. functions like cytochrome c but without iron or heme 4. Fill in the blank for each of the following statements concerning the “dark” reactions of
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This note was uploaded on 11/19/2010 for the course BIO 361 taught by Professor Lake during the Fall '08 term at SUNY Stony Brook.

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