Chapter 6 Metabolism Vocabulary

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Across
  1. 2. Any chemical reaction in which the oxidation number of a molecule, atom, or ion changes by gaining or losing an electron
  2. 3. The breakdown of complex molecules
  3. 5. Stored energy that can be used to do work
  4. 8. Model proposing that the binding of a substrate or some other molecule to an enzyme causes a change in the shape of the enzyme so as or enhance or inhibit its activity
  5. 10. Energy assciated with objects in motion
  6. 13. A biological catalyst and is almost always a protein
  7. 14. A reaction that requires energy to be driven
  8. 16. End substances after a biological process had occurred
  9. 18. A series of connected chemical reactions that feed on another
  10. 19. When a molecule binds an enzyme and prevents it from carrying out a chemical reaction
  11. 21. The substances which participate in a chemical reactions.
  12. 23. Total energy in a closed system is neither lost nor gained- it is only transformed
  13. 26. The minimum amount of extra energy required by a reacting molecule to get converted into a product
  14. 27. The source of energy for use and storage at the cellular level
Down
  1. 1. Reactions that have a negative change in free energy and consequently release free energy
  2. 4. A biological molecules consisting of one adenine one sugar and two phosphates
  3. 6. The specific region of a substrate binds and catalysis takes place where chemical reactions occurs
  4. 7. Catalytically active RNA molecules or RNA-protein complexes in which solely the RNA provides catalytic activity
  5. 9. A thermodynamic quantity representing the unavailability of a system's thermal energy for conversion into mechanical work
  6. 11. An organic molecule that binds to the active sites of certain enzymes to resist in the catalysis of a reaction
  7. 12. A biochemical process in metabolism where the simple molecules combine to generate complex molecules.
  8. 15. Chemical reaction with a common intermediate in which energy is transferred from one side of the reaction to the other
  9. 17. The chemical reactions in the body's cells that change food into energy
  10. 20. The ability to do work
  11. 22. A measure of energy that is available to do work
  12. 24. A nutrient that the body needs in small amount to function and stay healthy
  13. 25. A non-protein chemical compound that is bound to a protein and is required for the protein's biological activity