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