Exam1_11_KEY - 1 Biochemistry I (CH 339K) Fall 2011 Unique...

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1 Biochemistry I (CH 339K) Fall 2011 Unique #51580 Professor Adrian Keatinge-Clay Exam #1 September 9, 2011 Do not begin work on this exam until you are instructed to begin. The core values of The University of Texas at Austin are learning, discovery, freedom, leadership, individual opportunity, and responsibility. Each member of the University is expected to uphold these values through integrity, honesty, trust, fairness, and respect toward peers and community. The work that you hand in will be considered to be your own original work prepared without assistance. I will uphold the honor code on this exam. Signed Name: KEY Printed Name: _________________________ EID: _______________
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2 Show all work. 1. Mark with <, >, or =. (18 points) [2 pts each] Energy released from the complete oxidation of a glucose molecule > Energy released from the hydrolysis of an ATP molecule Energy needed to break a carbon- carbon single bond > Energy needed to break a hydrogen bond Length of a carbon-carbon single bond < Length of one turn in an α -helix Number of hydrogen bonds in an anti- parallel β -sheet = Number of hydrogen bonds in an equivalently-sized parallel β -sheet Energy released in the folding of an anti-parallel β -sheet > Energy released in the folding of an equivalently-sized parallel β -sheet Net charge of peptide WASH at pH 6 < Net charge of peptide RACK at pH 6 Diameter of a bacterium < Diameter of an animal cell Average number of hydrogen bonds made by water in its liquid form < Average number of hydrogen bonds made by water in ice Solubility of NH 3 in water > Solubility of N 2 in water 2. Why does water form nearly spherical droplets on the surface of a freshly waxed car? (4 points)
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This note was uploaded on 02/06/2012 for the course BIOCHEMIST 339K taught by Professor Keating-clay during the Spring '11 term at University of Texas at Austin.

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Exam1_11_KEY - 1 Biochemistry I (CH 339K) Fall 2011 Unique...

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