Key_Exam_3_10 - BIOLOGY 311C - Brand Spring 2010 NAME...

Info iconThis preview shows pages 1–3. Sign up to view the full content.

View Full Document Right Arrow Icon
Spring 2010 Exam 3 p. 1 BIO 311c Brand BIOLOGY 311C - Brand Spring 2010 NAME (printed very legibly) _______________ KEY ______________________ UT-EID ________________ EXAMINATION III Before beginning, check to be sure that this exam contains 8 pages (including front and back) numbered consecutively, and that you have been provided with a clean Answer Sheet. Then immediately print your name and UT-EID legibly at the top of this page. Also print and bubble in your name and your UT-EID (not your social security number) on the front of the Answer Sheet in the spaces provided. The first 45 questions are “multiple choice”, with only one correct answer. Mark the letter corresponding to the correct answer to each of these questions in the appropriate location on the Answer Sheet, using a No. 2 pencil. Write answers to Questions 46 - 48 directly on this exam, in the spaces provided with the questions. Write in complete sentences if an explanation is required and print neatly if your handwriting is likely to be difficult to read. Turn in both this exam and the Answer Sheet after checking to be sure that your name is clearly written in both places and all questions have been answered in the appropriate locations. You must turn in your exam on or before 9:55 a.m. 1. The metabolism of a living cell refers to: a. its ability to maintain a state of homeostasis. b. its black-box properties. c. the energy level of its molecular components. d. the sum of its chemical reactions. The next three questions refer to the reaction X Y , which has a Δ G° value of 0. 2. The K eq of this reaction is: a. 0 b. 1 c. 5.7 d. 10 3. When allowed to proceed under standard conditions, this reaction is: a. spontaneous. b. exergonic. c. endergonic. d. neither exergonic nor endergonic. 4. The Δ G° of the reverse reaction ( Y X ) is: a. + 5.7 kJ/mole. b. - 5.7 kJ/mole. c. 0 . d -1 . 5. Which one of the following hydrolysis reactions would you expect to release the largest amount energy? a. ATP ADP + P i b. ATP A + P P c. ATP AMP + 2 P i d. ATP AMP + P P P
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Spring 2010 Exam 3 p. 2 BIO 311c Brand 6. Which one of the following is not true of enzymes? a. They are proteins. b. They increase the E A (energy of activation) of chemical reactions. c. They have a domain that is called an active site. d. Hundreds of different kinds occur in the same living cell. 7. Which one of the following is true of a monomeric enzyme that is heated just to a temperature such that it barely becomes denatured? a. Only its primary structure is altered. b. Its primary and secondary structures are altered, but not its tertiary structure. c. Only its tertiary structure is altered. d. Its primary and tertiary structures are altered, but not its secondary structure.
Background image of page 2
Image of page 3
This is the end of the preview. Sign up to access the rest of the document.

Page1 / 8

Key_Exam_3_10 - BIOLOGY 311C - Brand Spring 2010 NAME...

This preview shows document pages 1 - 3. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online