Scientific reading

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Across
  1. 2. – A common plastic material.
  2. 9. – To split into smaller parts.
  3. 10. – Turning waste into new material.
  4. 12. – DNA from many microbes mixed.
  5. 14. – Stays stable when heated.
  6. 15. – How clean something is.
Down
  1. 1. – Place where trash is buried.
  2. 3. rate – Speed of a chemical reaction.
  3. 4. – Enzyme that breaks things using water.
  4. 5. – Reused forever with no waste.
  5. 6. – Smallest unit of a substance.
  6. 7. – Molecule with genetic information.
  7. 8. – Protein that speeds reactions.
  8. 11. – Ability to stay unchanged.
  9. 13. – Decayed plant or food matter.