x1-fall07 - Multiple-Choice 3 points each For each of the...

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1 Multiple-Choice, 3 points each 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 tRNA synthesis E. Rough endoplasmic reticulum: Synthesis of protein for export. 2. A solution with a pH of 3.0 would have a hydrogen ion concentration of A. 0.1 M B. 0.01 M C. 0.001 M D. 0.0001 M E. 0.00001 M 3. The absolute value of the standard free energy of hydrolysis of ATP to ADP and phosphate would be expected to be: 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 isoleucine be placed? A. Hydrophobic, non-polar B. Acidic C. Basic D. Polar, uncharged 5. Into which functional category should glutamine be placed? A. Hydrophobic, nonpolar B. Acidic C. Basic D. Polar, uncharged
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2 6. Secondary structure in proteins 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 interior of a globular protein? A. D B. E C. K D. R E. V 8. Palmitoleic acid would be expected to have a melting point A. Greater than B. Less than C. Equal to, or approximately equal to the melting point of palmitic 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-fall07 - Multiple-Choice 3 points each For each of the...

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