Exam 4-2005Key

Exam 4-2005Key - BIO 361 EXAM 4 AND CUMULATIVE FINAL...

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1 BIO 361 EXAM 4 AND CUMULATIVE FINAL FALL 2005 VERSION 1 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 8-16) (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 “1” (for Version 1) in the first column under DAY (do not fill in the remainder of BIRTH DATE).
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NAME:_____KEY ________________ ID:_________________________ 2 1. Photosynthesis (10 points plus 1 BONUS point) a. Write down balanced equations for the reaction catalyzed by photosystems I AND II. b. Name the primary electron donor _____ and final electron acceptor ______ in plant photosynthesis (insert your answer in the blank space). c. Name the center in photosystem II, which is a stronger oxidant than oxygen and name the cations that make up this center. d. What prevents the back transfer of the electron from the first acceptor to the primary donor after photoinduced charge separation? (1 BONUS point) a. PS I: Pc (Cu + or red.) + Fd (Fe 3+ or ox.) Pc (Cu 2+ or ox.) + Fd (Fe 2+ or red.) PS II: 2 Q + 2 H 2 O O 2 + 2 QH 2 b. Donor: H 2 O Acceptor: NADP + c. Oxygen evolving complex or Mn-center which consists of 4 Mn and 1 Ca ions. d. Inverted region of the diagram describing the relationship between electron transfer rate and thermodynamic driving force (Fig. 18.8 of Stryer) 2. For each of the following statements, circle T if it is TRUE, and F if it is FALSE. (2 points each). T F Liver shares some of the metabolic burden of muscle during vigorous exercise. T F Use of ketone bodies during long-term starvation reduces the need to break down muscle protein to generate glucose. T F Brain preferentially uses glucose as a carbon source because brain cells do not contain mitochondria. T F The dominant factor controlling regulation of pathways at the level of an individual cell is the energy state of the cell.
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NAME:_____KEY ________________ ID:_________________________ 3 3. Plants are able to fix carbon from carbon dioxide, while animals cannot. a. Name the plant enzyme that catalyzes the reaction which fixes carbon. (2 points) b. Provide a balanced equation for the reaction, including names and structures of substrates and products. (6 points) c.
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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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Exam 4-2005Key - BIO 361 EXAM 4 AND CUMULATIVE FINAL...

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