The C.O.L.T.s

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Across
  1. 2. A living thing
  2. 4. Reproduction involving one parent
  3. 11. To gather and remove
  4. 12. Having one single cell
  5. 13. You do this when you get too hot
  6. 15. To change in appearance
  7. 17. Waste produced by plants that is used by animals
  8. 18. A group of organisms that can reproduce
  9. 19. Process of keeping the internal environment stable
  10. 20. Having many cells
  11. 21. Organism that ingests rocks
Down
  1. 1. The amount of time between birth and death
  2. 3. To create a copy of something
  3. 5. Process in which the environment "chooses" which form of trait has an advantage and survives
  4. 6. Caterpillars develop into these
  5. 7. To break down into smaller Pieces
  6. 8. Reproduction involving two parents
  7. 9. The smallest unit of an organism
  8. 10. To increase in size
  9. 14. To absorb or take in
  10. 16. A change in a species of a period of time