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Final Lecture D v B - Your Initials Name ID Seat Version B KEY 1 Ensure that you are sitting at your assigned seat 2 Record your Name Student ID

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Your Initials Name Version B KEY ID Seat # 1. Ensure that you are sitting at your assigned seat. 2. Record your Name, Student ID # and Seat # on the first page of the exam booklet. Initial all other pages. 3. Bubble in your student ID # on the scantron card AND WRITE your name and ID. 4. For multiple choice questions, only use pencils. 5. Keep your student ID out and visible. We will be checking during the exam. Acts of dishonesty during the examination will result in disqualification (score of 0 points) and a permanent letter added to your university transcript file. EXAM VERSION A Bio 93 Fall 2007 Final Exam Section D December 10, 2007 1
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Your Initials Part I: Multiple Choice one point each 1. I am taking Version B a. b. 2. Which of the following methods allows for visualization of brain activity in localized areas? a. Functional magnetic resonance imaging b. In situ hybridization c. Polymerase Chain Reaction d. Immunohistochemistry e. Golgi staining 3. Gene expression levels are predominantly controlled at the level of: a. DNA replication b. Transcription c. Translation d. Ribosomes e. Addition of the 5’ cap and poly A tail 4. In the cross PpYY x PPYY, the fraction of offspring with purple flowers is: a. 0% b. 25% c. 50% d. 75% e. 100% 5. Which of the following summarizes the order of events in development? a. Fertilization – cleavage – morula – blastula – gastrula b. Fertilization – cleavage – neurula – gastrula – blastula c. Fertilization – cleavage – blastula – gastrula – morula d. Fertilization – cleavage – blastula – morula – gastrula e. Fertilization – cleavage – neurula – blastula – gastrula 6. A mouse gene isolated from genomic DNA is cloned into a bacterial cell. The resulting mRNA is longer than that seen for the same gene in mice. What is the best explanation? a. The bacterial cell adds additional control elements to the mRNA b. The bacterial cell cannot transcribe the exons. c. Bacterial mRNA is less stable than eukaryotic mRNA. d. Chromatin packing is less dense in prokaryotes. e. Bacterial cells do not remove introns from mRNA. 7. Which of the following summarizes the order of events in development? a. Fertilization – cleavage – morula – blastula – gastrula b. Fertilization – cleavage – neurula – gastrula – blastula c. Fertilization – cleavage – blastula – gastrula – morula d. Fertilization – cleavage – blastula – morula – gastrula e. Fertilization – cleavage – neurula – blastula – gastrula 2
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Your Initials 8. Transcription in prokaryotes: a. Does not require mRNA processing. b. Occurs together with DNA replication. c. Involves the addition of the 3’ poly-A tail. d.
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This note was uploaded on 07/27/2008 for the course BIO SCI 05115 taught by Professor Mcnulty during the Summer '08 term at UC Irvine.

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Final Lecture D v B - Your Initials Name ID Seat Version B KEY 1 Ensure that you are sitting at your assigned seat 2 Record your Name Student ID

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