Biol223_Smith_14_2005-2006Fall_ExamII

Biol223_Smith_14_2005-2006Fall_ExamII -...

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Biol223_smith_2005-2006fall_examII.doc 21 December 2005 PAGE 1 of 4 Exam # Biology 223 Fall 2005-2006 Exam II 21 December 2005 IN CLASS EXAM COPY # No notes, no calculators, no phones. Write your name and student ID number at the top of this page. I prefer ink, write on the back if needed. Write legibly and succinctly, using proper terminology. If I cannot read or understand your answer, you may receive no credit. Show your work and justify your conclusions, partial credit may be awarded. State any important assumptions and indicate ambiguity. Negative points may be assigned to unjustified, frivolous, and grossly incorrect answers. 100 points possible Russell chapters 8 (a little bit), 9, 10, 11, 12, 15, 16, 18 Note points per question and spend your effort accordingly! codon chart Second base
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Biol223_smith_2005-2006fall_examII.doc 21 December 2005 PAGE 2 of 4 Exam # Question 1 for 10 points A linear DNA fragment 2,400 bp long is digested with restriction enzymes Q and P, singly and together. Each fragment produced by digestion with Q is isolated and digested with P, and each fragment produced by P is isolated and digested by Q. The fragment sizes of all digests are tabulated below in bp. digested by Q and P digest with Q alone Q fragment then digested by P digest by P alone P fragment then digested by Q 100 700 700 500 500 300 800 800 900 100 + 800 500 900 100 + 300 + 500 1000 300 + 700 700
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This note was uploaded on 02/23/2010 for the course BIOL 223 taught by Professor Smithanddarwiche during the Spring '10 term at American University of Beirut.

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Biol223_Smith_14_2005-2006Fall_ExamII -...

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