Cells

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Across
  1. 2. this is the name of a group of cells
  2. 3. controls all chemical reactions in the cell
  3. 5. division animal and plants grow buy this
  4. 6. these are inside of the nucleus
  5. 8. this is a type of organ
  6. 9. this is based in the nucleus
Down
  1. 1. this is a type of organ system
  2. 4. new substances are made here
  3. 7. this is a collection of tissues