Science Crossword

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Across
  1. 4. A substance that speeds up a chemical reaction without depleting (8 letters)
  2. 5. A place where an organism makes its home (7 letters)
  3. 6. What is the chemical reaction used by micro organisms to convert glucose into energy (12 letters)
  4. 10. A creature eaten by other animals (4 letters)
  5. 11. A substance that does not dissolve (9 letters)
  6. 13. Liquid which has passed through a filter (8 letters)
  7. 15. Nurturances that store fat for the body (5 letters)
  8. 19. A process that results in changes in the genetic material of a population over time (9 letters)
  9. 20. A type of stone made when magma or lava cools (7 letters)
Down
  1. 1. To make a product safe for consumption by heating (11 letters)
  2. 2. What is the name for a process that breaks up protein and changes its three-dimensional structure (9 letters)
  3. 3. A material that physically attracts other substances (8 letters)
  4. 7. A unit of measurement, symbol is v 9 (4 letters)
  5. 8. An organisms that share characteristics and are able to produce off spring (7 letters)
  6. 9. What is the name for the selective boiling and subsequent condensation of a component in a liquid mixture (12 letters)
  7. 12. The name for the group 7 elements (7 letters)
  8. 14. A negatively charged occurrence that is commonly found in an atom (7 letters)
  9. 16. A material with small holes that make it able to absorb liquid (6 letters)
  10. 17. A chemical that contains information on how to make an organism (acronym) (3 letters)
  11. 18. Organisms that are exact genetic copies (5 letters)