Classifying Living Things 3.2

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Across
  1. 2. The full name of DNA.
  2. 5. The natural home of an organism.
  3. 6. The science of classifying organisms.
  4. 7. specialization Cells developing different jobs.
  5. 9. Tissue that helps with movement.
  6. 11. The two-name system for naming species.
  7. 12. Molecules that build and repair body tissues.
  8. 16. Tissue that covers and protects the body.
  9. 17. Large molecules like proteins, lipids, and carbohydrates.
  10. 20. An organism made of only one cell.
  11. 21. The cell’s “control center.”
  12. 23. How plants make food using sunlight.
  13. 24. Plant stem cells that help with growth.
  14. 25. Changes in the environment that cause a response.
  15. 26. The jelly-like fluid inside cells.
  16. 28. Tissue that carries messages in the body.
  17. 30. Organisms that must eat other things for food.
Down
  1. 1. The full name of RNA.
  2. 3. A key used to identify organisms by choosing between two options.
  3. 4. Cells that can become different types of cells.
  4. 8. An organism made of many cells.
  5. 10. Tissue that supports and connects parts of the body.
  6. 13. The smallest unit of life.
  7. 14. Molecules that carry genetic information (DNA and RNA).
  8. 15. Small structures that make proteins.
  9. 18. Organisms that make their own food.
  10. 19. Fats and oils used for energy storage.
  11. 22. The scientist who created binomial nomenclature.
  12. 27. Keeping the body’s internal balance stable.
  13. 29. Sugars and starches that provide quick energy.