Across
- 4. smallest part of an element with all of its properties
- 5. type of bond resulting from the gaining and losing of electrons
- 6. what cellulose in our diet is consider
- 9. compounds that contain carbon
- 12. type of protein that can make meat tough
- 13. type of change that involves the composition of matter
- 16. chemicals used to keep body pH in a narrow range
- 17. ex:neutral fats, phospholipids, steroids
- 19. fat molecules with at least one double or triple C bond
- 22. sugar in RNA
- 23. indigestible polysaccharide in plant cell walls
- 25. ion in acids
- 26. anything that occupies space and has mass
- 30. most important inorganic compound in the body
- 31. building blocks of nucleic acids
- 33. fundamental substances- 92 naturally occurring
- 39. more accurate atomic models show electrons in a ______ around the nucleus
- 40. energy molecule in the body
- 42. type of protein found in hair and nails
- 43. building blocks of carbohydrates
- 45. heavier isotope that is often unstable and undergo decay
- 49. ex:sucrose,lactose,maltose
- 51. released when ATP becomes ADP
- 53. type of nucleic acid with ribose sugar
- 54. atom of the same element with different mass
- 56. shape of steroid molecules
- 57. catalysts in living things
- 59. type of covalent bond where one atom has more attraction for the shared pair than the other
- 60. characteristic of an element that is unique to each element
Down
- 1. building blocks of proteins
- 2. common element in living things that forms 4 covalent bonds
- 3. polysaccharide made by plants for storage of energy
- 7. other component of fats along with fatty acids
- 8. type of change that only alters how something looks
- 10. reaction between an acid and base
- 11. outer electrons involved in bonding
- 14. polysaccharide found in the liver and muscle
- 15. ability to do work
- 18. sugar in DNA
- 20. disaccharide that is common table sugar
- 21. part of the cell containing phospholipids
- 24. word to describe many energy conversions and meaning that much of the energy is "lost" to other forms
- 27. fat molecules with all single bonded C
- 28. 2 or more atoms bonded together
- 29. subatomic particles involved in bonding
- 32. milk sugar
- 34. weak bonds that hold one water molecule to another
- 35. symbols and subscripts that describe a molecule
- 36. type of bond resulting from the sharing of electrons
- 37. substance that is a combination of elements
- 38. sum of protons and neutrons
- 41. basic sugar that is broken down for energy
- 44. language that is the origin of some unusual chemical symbols
- 46. scale used to rate the strength of acids and bases
- 47. ion in bases
- 48. element in proteins but not in lipids or carbs
- 49. type of nucleic acid with deoxyribose sugar
- 50. group that makes each amino acid unique
- 52. occurs when bonds break and form
- 55. one or two letter representation of an element
- 58. compounds that provide a ready energy source
- 61. base that exists in RNA but not DNA