bio final 2006-2007

Bio final 2006-2007 - 1 Biology 41 FINAL Fall 2006-07 Name Student ID Number Student email Section TA Name Section Day& Time DO NOT OPEN YOUR

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Unformatted text preview: 1 Biology 41 FINAL Fall 2006-07 December 14, 2006. Name:_________________________________________________ Student ID Number:______________________________________ Student email:___________________________________________ Section TA Name:________________________________________ Section Day & Time:______________________________________ DO NOT OPEN YOUR EXAM UNTIL YOU ARE TOLD TO DO SO! You have 3 hours to complete this exam. This is a CLOSED BOOK exam: you may NOT use any material other than that contained in this exam paper Please make sure that your answers are brief, and specific. If incorrect information is included in your answer, you can lose points even if the correct information is also there. Please write legibly! Exams may be selected at random and photocopied. Exams submitted for regrade can be checked against the photocopied version. Please limit your answers to the space provided. For multiple choice questions, put the correct choice in the box next to the question ALL CELL PHONES & ELECTRONIC DEVICES APART FROM CALCULATORS MUST BE SWITCHED OFF: NO TEXT MESSAGING! At the conclusion of this exam, please sign the honor code statement on the last page. TOTAL FOR THIS EXAM= 200 points 2 Point Allocation (for graders only) Q 1_______________/12 Q 2_______________/12 Q 3_______________/25 Q 4_______________/16 Q 5_______________/8 Q 6_______________/14 Q 7_______________/12 Q 8_______________/12 Q 9_______________/6 Q 10______________/14 Q 11______________/19 Q 12______________/4 Q 13______________/4 Q 14______________/4 Q 15______________/4 Q 16______________/4 Q 17______________/6 Q 18______________/4 Q 19______________/10 Q 20______________/10 2 Point Allocation (for graders only) Q 1_______________/12 Q 2_______________/12 Q 3_______________/25 Q 4_______________/16 Q 5_______________/8 Q 6_______________/14 Q 7_______________/12 Q 8_______________/12 Q 9_______________/6 Q 10______________/14 Q 11______________/19 Q 12______________/4 Q 13______________/4 Q 14______________/4 Q 15______________/4 Q 16______________/4 Q 17______________/6 Q 18______________/4 Q 19______________/10 Q 20______________/10 TOTAL_______________/200 3 For answers requiring calculation, please show all working. In all genetics questions, assume that alleles are wild-type unless you are specifically told otherwise Question 1. (12 points) In an attempt to cure baldness, you are studying genes that affect the coats of mice. If you look at the cells in the skin of a wild-type mouse, you see that some cells produce hairs and some cells do not. You have identified four pure-breeding lines that contain single mutations that affect how many hairs are formed. Three of your mutants ( kingkong, werewolf and sasquatch ) cause each skin cell to form a hair, whereas in the fourth mutant ( mrclean ) none of the cells form hairs....
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This note was uploaded on 06/25/2008 for the course BIOSCI 41 taught by Professor Simoni,r;bergmann,d during the Fall '07 term at Stanford.

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Bio final 2006-2007 - 1 Biology 41 FINAL Fall 2006-07 Name Student ID Number Student email Section TA Name Section Day& Time DO NOT OPEN YOUR

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