Science crossword for cells

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Across
  1. 3. - Has hair-like structures for movement or sweeping
  2. 4. (White Blood Cell) - Part of the body's immune defense
  3. 6. - Cell fragment involved in blood clotting
  4. 7. (Bacteria) - A simple single-celled organism without a nucleus
  5. 8. - Cell producing skin pigment
  6. 10. - Can become many different cell types
  7. 13. - Supports and protects nerve cells
  8. 16. (Fat Cell) - Stores energy as lipids
  9. 17. (Muscle Cell) - Contracts to allow movement
  10. 18. (Nerve Cell) - Transmits signals in the brain and body
  11. 19. - Regulates the opening of a plant's stoma
Down
  1. 1. - Lines body cavities and surfaces
  2. 2. (Bone Cell) - Forms new skeletal tissue
  3. 5. - Transports sugars and nutrients in plants
  4. 9. (Egg Cell) - Female reproductive cell
  5. 10. - Male reproductive cell
  6. 11. (Red Blood Cell) - Carries oxygen through the bloodstream
  7. 12. - Flexible connective tissue cells
  8. 14. - Transports water in plants
  9. 15. - Organelle in plants for making food from sunlight (clue could point to the structure, not the whole cell)