Cells review

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Across
  1. 2. you are made up of trillions of these
  2. 4. only plant cells have these which gives it nutrients and give the cell a green colour
  3. 6. organs are made up of these, which are mass groups of cells
  4. 7. a gel that keeps the organelles suspended in the cell
  5. 9. the powerhouse of the cell
  6. 10. the brain of the cell
  7. 11. stores water and waste in the cell
  8. 13. only plant cells have these, they surround and protect the cell
Down
  1. 1. all cells have these, they surround and protect the cell
  2. 3. grass is made up of billions of these cells
  3. 5. the respretory system is one of the many _____________ in your body
  4. 8. bactieria is a ___________ organism
  5. 12. you have lots of ______ systems in your body