Microbiology Ch.2

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Across
  1. 5. a positively charged ion
  2. 6. stores chemical energy for various cellular activities
  3. 9. compounds that help keep the pH from drastically changing
  4. 10. bonds dehydration synthesis bonds that link amino acids
  5. 13. "ROH" chemical name
  6. 15. "-COOH" chemical name
  7. 16. the primary function of carbohydrates is ____
  8. 18. bonds very weak bonds; occurs when a hydrogen atom in one molecule is attracted to the electrostatic atom in another molecule
  9. 19. "-PO4" chemical name
  10. 21. bonds attraction between atoms based on opposite charges
  11. 22. positively charged particles located in the nucleus of an atom
  12. 23. Elements that make up the majority of living organisms
  13. 25. synthesis reaction in which a monomer becomes a polymer via the release of a water
  14. 27. What type of reaction is A + B ----> AB?
  15. 29. particles neutrons, protons & electrons
  16. 36. substances that when dissociated, will give off many OH- ions
  17. 37. 2 or more atoms, joined together
  18. 42. "RC=OH" chemical name
  19. 43. electrons electrons found in the outer-most shell of an atom
  20. 44. structure the overall 3-D structure of a polypeptide
  21. 46. "ROR" chemical name
  22. 47. the smallest unit of matter that enters into chemical reactions
  23. 48. atoms with the same atomic number but with different numbers of neutrons
  24. 51. a negatively charged ion
  25. 54. angles describes the shape of a compound or atom
  26. 55. organic molecules that contain carbon, hydrogen, and nitrogen (and somtimes sulfur); they are the essential ingredient to cell structure and function
  27. 56. number the number of protons
  28. 57. uncharged charged particles located in the nucleus of an atom
  29. 59. "-CH3" chemical name
  30. 60. an isotope with the same number of protons (6), but 8 neutrons
  31. 61. water insoluble molecules that provide the structure of cell membranes and energy storage
Down
  1. 1. acids the monomers of proteins
  2. 2. structure the shape of 2 or more polypeptide chains in their folded shape
  3. 3. acids DNA and RNA
  4. 4. pathways of decomposition reactions in living organisms
  5. 7. "-NH2" chemical name
  6. 8. "RC=OR" chemical name
  7. 11. group the group of elements attached to the carbon skeleton in an organic molecule that is primarily responsible for the chemical properties of that compound
  8. 12. What type of reaction is AB + CD ---> AD + BC?
  9. 14. organic compounds that include sugars and starches
  10. 17. -log10[H+]
  11. 20. weight Number of protons plus the number of neutrons
  12. 24. substances that dissociate in water into cations and anions, neither of which are H+ or OH-
  13. 26. charged atom(s)
  14. 28. "-SH" chemical name
  15. 30. weight the sum of the weights of all the atoms in a molecule
  16. 31. bonds a chemical bond formed when electrons are shared between atoms
  17. 32. compounds with the same chemical formula but different structures or arrangements
  18. 33. a unit of measurement used in laboratories, describes the molecular weight of a substance expressed in grams
  19. 34. What type of reaction is AB -----> A + B?
  20. 35. shells clouds of electrons located outside the nucleus of an atom
  21. 38. negatively charged particles located outside the nucleus of an atom
  22. 39. skeleton the chain of carbon atoms in an organic molecule
  23. 40. the study of interactions between atoms and molecules
  24. 41. structure the shapes of polypeptide helices or pleats
  25. 45. substances that when dissociated, will give off many H+ ions
  26. 49. structure sequence of amino acids
  27. 50. "RCOOR" chemical name
  28. 52. pathways of synthesis reactions in living organisms
  29. 53. molecules containing 4 interconnected carbon rings that act to separate fatty acid chains and prevent packing that would harden plasma membranes at low temperatures
  30. 58. a combination of 2 or more different types of atoms