micro test

micro test - 1 Allosteric enzymes a b c d e may bind two...

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1. Allosteric enzymes a. may bind two substrates. b. are used to bind to other enzymes. c. have an additional binding site that is involved in regulating enzyme activity. d. are twice as fast as single site enzymes. e. a and d 1. Bacteria that can absorb light energy and convert it into ATP are commonly called a. cytochromes. b. lysosomes. c. chemotrophs. d. phototrophs. e. a and c Biosynthetic reactions that require energy for the conversion of molecular subunits into larger molecules are called a. kinetic energy. b. catabolic reactions. c. precursor molecules. d. anabolic reactions. 1. Chemoorganotrophs a. may use substrate-level phosphorylation to produce ATP. b. may use oxidative phosphorylation to produce ATP. c. may use photophosporylation to produce ATP. d. utilize an electrochemical gradient. e. a, b and d 1. Cells degrade sugar largely to a. gain energy. b. use energy. c. convert fat to energy. d. utilize coenzymes. 1. Coenzymes are derivatives of
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a. gain energy. a. b. c. d. 1. Concerning catabolism and anabolism, a. they refer to reactions solely dealing with the metabolism of lipids. b. the intermediates of one serve as the reactants in the other. c. the energy gathered in one is utilized in the other. d. they refer solely to the reactions involved in synthesis of carbohydrates. e. b and c 2. Energy is defined as a. water flowing up a dam. b. the capacity to do work. c. the use of high level phosphate bonds. d. the potential to fall. 2. Experiments designed by ______________ suggested that living cells caused the fermentation of sugar to produce alcohol. a. Pasteur b. Koch c. Wohler d. Fleming 3. Exergonic reactions a. occur when there is more free energy in the products than the reactants. b. occur when there is more free energy in the reactants than the products. c. are defined as a decrease in entropy. d. are chemoorganotrophic. 2. Feedback inhibition
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a. occur when there is more free energy in the products than the reactants. a.
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This note was uploaded on 04/26/2011 for the course BIOL 1208 taught by Professor Lee during the Spring '07 term at LSU.

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micro test - 1 Allosteric enzymes a b c d e may bind two...

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