x1-spr09 - Multiple-Choice, 2 points each, 40 total For...

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Multiple-Choice, 2 points each, 40 total For each of the following questions, encircle the letter corresponding to the BEST response. 1. Which of the following INCORRECTLY pairs an organelle, or a cell part, with its function? A. Lysosome : Hydrolysis of macromolecules B. Mitochondrion : Major site for ATP production C. Golgi : Attachment of carbohydrate to protein D. Nucleolus : Site of rRNA synthesis E. Smooth endoplasmic reticulum: Synthesis of protein for export. 2. A solution with a pH of 0 would have a hydrogen ion concentration of A. 0.1 M B. 0.01 M C. 0.001 M D. 0.0001 M E. (none of the foregoing) 3. The absolute value of the standard free energy of hydrolysis of AMP to adenosine and phosphate is A. greater than B. equal to, or approximately equal to, C. less than the absolute value of the standard free energy of hydrolysis of ADP to AMP and phosphate. (Note: The absolute value of a number is the number without its sign.) 4. Into which functional category should asparagine be placed? A. Hydrophobic, non-polar B. Acidic C. Basic D. Polar, uncharged 5. Into which functional category should valine be placed? A. Hydrophobic, nonpolar B. Acidic C. Basic D. Polar, uncharged 1
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6. Tertiary structure of a globular protein is primarily maintained by A. Van der Waals interactions B. Hydrogen bonds C. Ionic interactions D. Hydrophobic interactions 7. Which of the following amino acid residues would be most likely to be found on the exterior of a globular protein? A. N B. F C. I D. L E. W 8. Oleic acid would be expected to have a melting point A. greater than B. equal to, or approximately equal to, C. less than the melting point of stearic acid. 9.
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This note was uploaded on 09/14/2009 for the course MCB 450 taught by Professor Mintel during the Summer '07 term at University of Illinois at Urbana–Champaign.

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x1-spr09 - Multiple-Choice, 2 points each, 40 total For...

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