in part in the: 6. The potential energy in a molecule of ATP that is harnessed t
ID: 269427 • Letter: I
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in part in the: 6. The potential energy in a molecule of ATP that is harnessed to do the work of the cell is held A. carbon-carbon bonds of the sugar. B. repulsion of the phosphate groups from each other. C. the carbon-nitrogen bonds of the base. D. the carbon-oxygen bonds of the sugar. 7. Some examples of work that a cell has to do: A. Synthesizing DNA, RNA, proteins c. Pumping substances across membranes B. Moving vesicles in a cell D. All of the above E. None of the above 8. In general ATP is consumed in-_.._.._and produced in reactions A. anabolic, catabolic b. catabolic, anabolic 9. Imagine that a bowling ball is placed at various locations along a staircase. At which location does the ball possess the greatest amount of potential energy? A. at the top of the stairs B. at the bottom of the stairs C. in the middle of the staircase D. The ball will have the same amount of potential energy no matter where it is placed. 10. Which one of the following is the most common energy "currency" for a cell? 11. Entropy is often increased by: 12. Reactions in which there is a negative change in free energy (-AG) are: A. ATP B. DNA C.glucose D.protein E.NADH A. heat. B. order.?. potential energy. D. kinetic energy. A. spontaneous and endergonic. C. nonspontaneous and endergonic. B. spontaneous and exergonic. D. nonspontaneous and exergonic. 13. Which of the following reactions is most likely to be exergonic? A. the synthesis of a phospholipid from glycerol and fatty acids B. the replication of DNA from free nucleotides C. the formation of cellulose from individual glucose molecules D, the digestion of protein from food into amino acids 14. Which of the following type(s) of inhibitor can bind to the active site of an enzyme? A. a competitive inhibitor B. an allosteric inhibitor C. all types of inhibitors 15. What are examples of potential energy? A. Wind, water evaporation, gasoline. C. candy bar water behind a dam, cloud B. wind, sunlight, heat D. Sunlight cloud, cooked potato o. The approximate yield of ATP molecules from the full oxidation of a molecule of glucose is: E. 64. 16. C. 12. D. 32.Explanation / Answer
6. B) Repulsion of the phosphate groups from each other
7. D) All of the above
Cell performs three main types of works: Chemical work, mechanical work and transport work
8. A. Anabolic, Catabolic
9. A. At the top of the stairs
10. A) ATP
Adenosine triphosphate
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