Define chemical reaction

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Assignment:

Lecture Study Guide: Metabolism

  1. Define "chemical reaction," and give a simple example. Label the products and reactants.
  2. Define metabolism, catabolism, and anabolism
  3. Draw and label a metabolic pathway. Your drawing should include an initial reactant, some intermediates, and some final products.
  4. What are the first two laws of thermodynamics?
  5. Briefly define Enthalpy, Gibb's free energy, and Entropy
  6. Compare and contrast "exothermic/endothermic" as well as "exergonic/endergonic"
  7. Draw a diagram that shows an exergonic reaction. In your diagram label the reactants, products, and ΔG as well as the activation energy.
  8. Draw a diagram that shows an endergonic reaction. In your diagram label the reactants, products, and ΔG as well as the activation energy.
  9. What is disequilibrium? Why do living things need to live in a state of disequilibrium?
  10. What is the difference between an open system and a closed system?
  11. What are two ways cells can move energy around?
  12. Draw a simple drawing of ATP and ADP. Indicate the high energy bond that is broken when the energy in ATP is used. Label each drawing with adenine, ribose, and phosphate group.
  13. What are redox reactions? Define the terms oxidized and reduced
  14. What are coupled reactions?
  15. Give a detailed description of a specific coupled reaction.
  16. What is a catalyst? What is a substrate?
  17. What is an enzyme? What kind of biological macromolecule are enzymes usually made up of?
  18. How does an enzyme affect activation energy? Show this with a drawing of a graph.
  19. What is an active site? Draw a simple enzyme and indicate the active site.
  20. What are 4 ways enzyme activity can be affected?
  21. Draw a graph that shows how enzyme activity is affected by pH.
  22. Draw a graph that shows how enzyme activity is affected by temperature.
  23. What are two kinds of inhibitors? Explain how they are different.
  24. What is feedback inhibition?

Reference no: EM133496129

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