Biology Unit Review

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Across
  1. 3. basic unit of life
  2. 4. what something does
  3. 6. get nutrients by eating other organisms
  4. 7. an individual living thing
  5. 8. A rigid layer that surrounds cell
  6. 9. brings oxygen into body
  7. 11. carries out specific function in the cell
  8. 12. A trait that helps organism survive
  9. 14. controls what comes in and out of cell
  10. 16. circulates blood through body
  11. 17. organisms make their own food
  12. 18. producing poison or changing color
Down
  1. 1. photosynthesis occurs
  2. 2. Glands secrete hormones
  3. 3. A jellylike fluid in the cell
  4. 5. Threadlike structures made of DNA
  5. 9. Makes protein
  6. 10. eliminates nitrogenous wastes from the body
  7. 13. A physical feature on body
  8. 15. stores materials