CH 5 HW - Take Home Quiz N0.2(40 points CH 5 Ground Rules...

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Take Home Quiz N0.2. (40 points) CH. 5. Ground Rules of Metabolism . I. Multiple Choices (0.5 points each). Select the one alternative that best completes the statement or answers the question then fill the corresponding box-square on the Scantron sheet. 1. Enzymatic reactions can be affected by a. pH b. salinity c. temperature d. cofactors e. all of these 2. The method of movement that requires the expenditure of ATP molecules is a. simple diffusion b. osmosis c. passive transport d. facilitated diffusion e. active transport 3. Another word for biosynthetic is a. anabolic b. equilibrium c. enzymatic d. catabolic e. none of these 4. A red blood cell will swell and burst when placed in which of the following kinds of solution? a. isotonic b. hypotonic c. hypertonic d. any of these e. none of these 5. Which of the following substances would be unlikely to function as a coenzyme? a. NAD + b. an iron ion c. a magnesium ion d. a water-soluble vitamin e. glucose 6. ATP contains a. glucose b. tyrosine c. alanine d. ribose e. arginine 7. A chemical equilibrium a. means the rate of opposing reactions is equal b. occurs only in endergonic reactions c. means the concentration of reactants and products is the same d. means highly spontaneous reactions are less likely to occur than when the system is not at equilibrium e. means that both reactions are typically proceeding against concentration gradients 8. The sodium-potassium pump is an example of a. simple diffusion b. osmosis c. active transport d. facilitated diffusion e. passive transport 9. During enzyme-catalyzed reactions, substrate is a synonym for a. reactant b. enzyme c. byproduct d. end product e. none of these 10. White blood cells use ____ to get rid of foreign particles in the blood. a. facilitated diffusion b. bulk flow c. phagocytosis d. simple diffusion e. osmosis 11. The removal of electrons from a compound is known as a. a nonreversible chemical reaction b. phosphorylation c. dehydration d. oxidation e. reduction 12. Enzymes a. may place physical stress on the bonds of the substrate b. may require cofactors c. control the speed of a reaction d. change shapes to facilitate certain reactions
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This note was uploaded on 12/21/2010 for the course BIO 03 taught by Professor Garcia during the Fall '08 term at Los Angeles City College.

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CH 5 HW - Take Home Quiz N0.2(40 points CH 5 Ground Rules...

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