Midterm 2 - 2008A - KEEP THIS CLOSED ON YOUR DESK UNTIL THE...

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KEEP THIS CLOSED ON YOUR DESK UNTIL THE START OF THE TEST NO NOTES or BOOKS PERMITTED NO MODELS ALLOWED THIS IS VERSION A . ANSWERS FOR ALL THREE VERSIONS ARE AT THE END BCH 2333A Midterm 1 Professor: Kleine, Mezl A Wednesday January 30, 2008 36 QUESTIONS - 72 MINUTES Materials needed: One computer answer sheet This exam Faculty of Science approved calculators are permitted. INSTRUCTIONS Pick the BEST answer for each multiple choice question AT THE END - Verify that your name and student number are on the answer sheet . Hand in just the computer answer sheet. Keep the exam: a corrected exam will be posted at the web site
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1. Plaques on a lawn of bacteria indicate the presence of A) chemolitotrophs B) phages C) cis-trans effects D) mitochondria E) chloroplasts 2. This question identifies the version of the test that you are writing. Verify that it says A on your answer sheet as the answer to this question. IF IT DOES NOT, INFORM THE PROCTOR IMMEDIATELY! 3. The atom scale robot that you saw in class reaches for glucose. He grabs the H of carbon 1 in his right hand and carbon 2 in his left hand. With his mouth he then converts the aldehyde that is in front of him to an alcohol. When the robot has done all the molecules in the solution, the solution will contain A) mannose B) equal amounts of mannose and of the epimer of mannose C) a molecule on which the new OH is to the right in a Fischer projection D) a molecule on which the new OH is to the left in a Fischer projection E) a molecule on which the new OH could be to the left or the right in a Fischer projection 4. To evaluate the configuration of an asymmetric carbon on the surface of a big molecule
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This test prep was uploaded on 04/22/2008 for the course SCIENCE BCH2333 taught by Professor Mezl during the Winter '08 term at University of Ottawa.

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Midterm 2 - 2008A - KEEP THIS CLOSED ON YOUR DESK UNTIL THE...

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