final-08 - name student ID Genetics L311 final exam...

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name:_______________________ student ID:_____________________ Genetics L311 final exam December 19, 2008 Directions: Please read each question carefully. Answer questions as concisely as possible. Excessively long answers, particularly if they include any inaccuracies, may result in deduction of points. You may use the back of the pages as work sheets, but please write your answer in the space allotted. However, you must show all your work. Clearly define your genetic symbols. We will not make guesses as to what a particular symbol is intended to mean. Also, don’t assume that strains are true-breeding unless this is stated in the question. Finally, show all your work. Good luck. page 2 (30 points possible) page 3 (36 points possible) page 4 (20 points possible) page 5 (18 points possible) page 6 (32 points possible) page 7 (28 points possible) page 8 (36 points possible) total (of 200 points possible) 1. Short answers (2 pts each, for total of 30 pts) 1
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name:_______________________ student ID:_____________________ A . The genes specify the identity of Drosophila segments. B. are blocks of conserved structure and function that are found within a number of different proteins. C. The complete set of genetic information within all of the individuals in a population is the . D. Naturally occurring Xenopus laevis have 4 sets of chromosomes. They appear to be derived from a single parent species. If true, then Xenopus laevis provides an example of (be specific). E. The are the physical manifestation of crossing over, visible during portions of meiosis I. F. Damaged or defective cells can be induced to die by activating a process known as . G. Genes that arise by duplication within a species are called . H. A protein that specifies different fates depending on its level is a . I. Several cells that have the same developmental potential (i.e. can adopt the same fate) constitute a(n) . J. The are a class of proteins whose levels fluctuate as cells progress through the cell cycle. K. A mutation that completely abolishes gene function is called a . L. A bacterial cell that harbors a phage genome integrated within the bacterial genome is called a . Please provide a brief definition of each of the following: M. dosage compensation: N. telomerase: O. replicative transposition: 2
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name:_______________________ student ID:_____________________ 2. Gaucher disease is characterized by enlargement of the spleen and liver as well as blood abnormalities, including anemia, tendency to bruise and impaired clotting. Gaucher disease affects about 1/50,000 individuals in North America. It is inherited as an autosomal recessive.
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This note was uploaded on 07/01/2011 for the course L 311 taught by Professor Forrester during the Fall '10 term at Indiana State University .

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final-08 - name student ID Genetics L311 final exam...

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