Chemistry of Biology

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Across
  1. 2. only found in plants
  2. 4. have a positive charge
  3. 6. mixture that it mixed evenly
  4. 8. molecule a molecule that is positive at one end and negative at the other
  5. 10. pure substance consisting of all the same type
  6. 11. fats clog up your arteries and veins
  7. 15. a mixture that is mixed unevenly
  8. 18. solutions with a ph above 7 are considered to be
  9. 20. has no charge
Down
  1. 1. basic unit of matter
  2. 3. the chemical combination of 2 or more elements
  3. 5. the substance that does the dissolving
  4. 7. fat tends to be liquid at room temperature
  5. 9. has a negative charge
  6. 11. the substance that is dissolved
  7. 12. any compound that forms oh- ions in a solution
  8. 13. major component of wood and paper
  9. 14. a mixture of water and undissolved material
  10. 16. 2 kinds of nucleic acids
  11. 17. solutions have a greater h+ ion concentration than pure water
  12. 19. proteins that speed up the chemical reactions of the cell