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201MidtermVersionA - PABIO 201 MIDTERM EXAM FALL 2008...

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PABIO 201 M IDTERM E XAM F ALL 2008 T UESDAY , O CTOBER 28 TH , 2008 Put your name is on BOTH the question and answer sheet. Use a Scorepak PURPLE answer sheet and a #2 pencil Mark only one circle per question completely and neatly. Write the test version [shown below] on the Purple answer sheet. If you mark this incorrectly, your test will not be graded according to the correct key. You are RESPONSIBLE for the correct transfer of your answers to the computer answer sheet. Your grade will be returned to you in class. If you wish to have your examination returned privately, give the proctor of the examination a note to that effect. Disregard any of our SPELLING mistakes. We are not testing on spelling. Test Version: A Student Name: ______________________________________ Student Identification #: _____________________________
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2 PABIO 201 Midterm Exam Tuesday, October 28,2008 NAME: ________________________________ 1. Which of the following statements is NOT TRUE ? a. DNA stores almost all information for life on Earth b. DNA consists of only four different nucleotides with bases adenine (A), guanine (G), uracil (U), and cytosine (C). c. A single nucleic acid strand has a backbone composed of chain of sugars and phosphates d. Native DNA is a double helix bound together by the base-pairing of A with T and C with G. e. RNA is less stable than DNA 2. Which of the following statements is NOT TRUE ? 3. Which of the following is NOT involved in the translation of mRNA to protein? 4. Which of the following is a eukaryotic pathogen? 5. Which of the following is NOT TRUE about SARS? a. Its causative agent is an RNA virus b. It has relatively low mortality (<10%) worldwide c. It can be transmitted from person to person in air, body fluid, or contact d. Its first known occurrence is in China e. It continues to increase in incidence around the world (continued on next page)
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