SPECIALISED CELLS

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Across
  1. 4. Small round flat red cell that specialises in carrying oxygen around animals (3,5,4)
  2. 5. Tiny cell made by males - only contain half the DNA (5,4)
  3. 7. Describes the shape of red blood cells
  4. 8. Muscle cells appear shorter when they are this
  5. 9. Two guard cells have one of these between them
  6. 10. Sperm cells have one of these to help them swim about
  7. 12. A technical term that means both egg and sperm cell
  8. 13. A plant cell that specialises in finding and soaking up water (4,4,4)
Down
  1. 1. Another word for nerve cell
  2. 2. Palisade cells are full of these organelles
  3. 3. Long animal cell that carries electrical impulses from one part of the body to another (5,4)
  4. 6. Layer of cells that cover the outer surface of a plant
  5. 11. The biggest cell found in female humans - only contain half the DNA (3,4)