BIS103_06MT2 Key_

BIS103_06MT2 Key_ - BIS103-001 (Spring 2006) Midterm #2...

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BIS103-001 (Spring 2006) Midterm #2 (May 18) Name__________ ANSWER KEY _____________ 1 Instructor: Abel Student ID #_______________________________ Pls., check appropriate box below. This exam consists of 6 questions. A maximum of 100 points can be earned. Partial credit will be given. There are a total of 12 pages, including the cover page and one blank sheet at the end for notes. However, do not use the blank sheet for your final answers. If you need more space, use the back of pages 2-11. Write your name on top of each page! Petitions for regarding will be considered only if you have used permanent ink , unless an addition error has occurred. *IT IS YOUR RESPONSIBILITY TO WRITE LEGIBLE! No extra effort will be made to decipher your handwriting. T = 25 o C (298 K) T = 37 o C (310 K) R = 8.315 J mol -1 K -1 F = 96.5 kJ mol -1 V -1 n = moles of electrons Z = charge of proton G o’ = – RTlnK eq G = G o ’ + RTln[Prod.]/[React.] G = G o ’ + 2.303RT pH + ZF ∆Ψ G o’ = – nF E o’ E o’ = E o’ Oxidant – E o’ Reductant I,_______________________________________, authorize the University to distribute publicly this graded exam (e.g., handed out in class or left in a bin for pick up). I am aware of the fact that violations of the Academic Code of Conduct 1 may be reported to UC Davis Student Judicial Affairs. 1 Examples of academic misconduct include: receiving or providing unauthorized assistance on examinations, using unauthorized materials during an examination, altering an exam and submitting it for re-grading, or using false excuses to obtain extensions of time ( ). Signature________________________________________ Date____________________________ Undergraduate Student Completing Incomplete Open Enrollment Student Graduate Student Question Value Score 1 20 2 16 3 21 4 8 5 13 6 22 (+2) TOTAL 100 (+2)
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BIS103-001 (Spring 2006) Midterm #2 (May 18) Name__________ ANSWER KEY _____________ 2 1. (20 pts) You are on a hiking trip and take a break because of physical exhaustion. You eat some fruits and drink a can of “Mountain Dew”, which contains about 12% “sugars”. The “sugars” are a mixture of glucose and fructose (also known as high fructose corn syrup ) and were obtained by industrial hydrolysis of corn starch, followed by partial enzymatic conversion of the resulting glucose to fructose (fructose is a better “sweetener” than sucrose). Answer the following related questions: a) Draw the structure of glucose (Fischer or Haworth projection) into the box below. (2 pts) For structure see booklet or text b) The enzyme that converts glucose to fructose belongs to what major enzyme class? (2 pt) Enzyme Class: __________ Isomerase __________________________ c) Which human organs or tissues will use the glucose and fructose in “Mountain Dew” to replenish their (partially) depleted glycogen stores? (2 pts) Organs/Tissues: _____ Liver and Skeletal Muscles __________________ d)
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This note was uploaded on 06/07/2009 for the course BIS 103 taught by Professor Abel during the Spring '08 term at UC Davis.

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BIS103_06MT2 Key_ - BIS103-001 (Spring 2006) Midterm #2...

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