Biology

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Across
  1. 3. A group of tissues working together.
  2. 5. An animal that eats only plants.
  3. 6. The part of a cell that makes proteins
  4. 10. Simple, single-celled organisms without a nucleus.
  5. 14. A trait that helps an organism survive.
  6. 17. Organisms like mushrooms that absorb nutrients.
  7. 18. The basic unit of all life.
  8. 20. All living and non-living things in an area.
  9. 21. Change is species over many generations.
  10. 22. how plants make food using sunlight.
  11. 24. A segment of DNA that determines a trait.
  12. 27. Cell division that produces sperm and egg cells.
  13. 28. Movement of water across a membrane.
Down
  1. 1. Am animal with a backbone.
  2. 2. The natural home of an organism.
  3. 4. How cells break down sugar for energy.
  4. 7. A random change in a DNA sequence.
  5. 8. Molecule carrying genetic instructions.
  6. 9. An organism's role in its ecosystem.
  7. 11. Where photosynthesis happens in plants.
  8. 12. A large area with similar climate and plants.
  9. 13. Offspring of two different species.
  10. 15. The control center of the cell.
  11. 16. Nutrient used to build and repair body tissues.
  12. 19. A protein that speeds up chemical reactions.
  13. 23. Maintaining a stable internal environment.
  14. 25. A fertilized egg cell.
  15. 26. A group of similar cells working together.
  16. 29. Process of cell division.