Sample Exam 1, 2006

Sample Exam 1, 2006 - Biology 204L Example Questions for...

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Biology 204L Example Questions for 3 rd Midterm 1. An enzyme must be capable of conformation change in order to: a. bind to all of the different substrate molecules involved in the many different reactions it catalyzes; b. respond to modulators (if appropriate); c. change its primary conformation (or structure) during the release of the product; d. activate the enzyme-substrate (E-S) complex; e. b & d; f. All of the above. 2. The stability of the tertiary conformation of most enzymes is: a. primarily due to the combined effect of many weak electrostatic interactions such as hydrogen bonds; b. completely dependent on covalent bonds such as disulfide bridges; c. unaffected by changes in ion concentration, although increasing temperature will disrupt it; d. a & c; e. none of the above. 3. The parameter Q 10 : a. Describes the effect of a 10 o C change in temperature on the rate of some biological process; b. Describes the effect on body temperature of a 10-fold increase in the rate of metabolism in an endotherm; c. Is the name selected by the Infiniti automobile company for their newest model;
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Sample Exam 1, 2006 - Biology 204L Example Questions for...

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