chapter 10 vocab. crossword puzzle

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Across
  1. 2. contains fats and oils
  2. 6. a covalent compound made up of many small, repeating units linked together in a chain
  3. 8. contains the element carbon
  4. 10. contains a double or triple bonds
  5. 11. in all living organisms
  6. 13. used by cells to store and release energy
  7. 14. molecules that contain only carbon and hydrogen atoms
Down
  1. 1. R.N.A OR D.N.A
  2. 3. has a positive and a negative end
  3. 4. contains only single covalent bonds
  4. 5. a molecule that shares electrons equally and does not have oppositely charged ends
  5. 7. member of a class of organic compounds
  6. 9. a small molecule that forms a link in a polymer chain
  7. 11. l mass of all living matter
  8. 12. group of atoms that replaces a hydrogen atom in organic compounds