Cells

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Across
  1. 8. Folded membrane that transports materials around the cell
  2. 10. A group of organs that work together
  3. 11. Surrounds the nucleus, selectively permeable
  4. 15. Movement of materials from low to high concentration
  5. 18. The cell engulfs a substance outside the cell and surrounds it with the cell membrane
  6. 19. A group of tissues that work together to perform a specific function
  7. 21. Storage area for water, food, or waste
  8. 22. Outer boundary of the cell, selectively permeable
  9. 23. Watery material inside cell, holds organelles
  10. 24. has enzymes which digest wastes and worn out cell parts
  11. 25. Site of protein synthesis
Down
  1. 1. Site of cellular respiration, makes ATP
  2. 2. Site of photosynthesis, only in plant cells
  3. 3. Packaging and secreting of proteins out of the cell parts
  4. 4. Diffusion of water
  5. 5. Control center for cell processes
  6. 6. Allows certain materials to pass through it
  7. 7. Within nucleus, where ribosomes are made
  8. 9. Basic building blocks of life
  9. 12. The movement of materials out of the cell at the cell membrane
  10. 13. Movement of molecules from high concentration to low
  11. 14. Cell division, only in animal cells
  12. 16. Rigid structure outside cell membrane, only in plant cells
  13. 17. A group of cells that perform the same function
  14. 20. The shrinking of the cell membrane