Cells

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Across
  1. 4. contains the genetic material in a cell
  2. 5. rigid structure that surrounds a plant cell
  3. 6. controls what goes in and out of a cell
  4. 7. having only one cell
Down
  1. 1. site of aerobic respiration
  2. 2. most chemical reactions in a cells happen here
  3. 3. having many cells
  4. 8. structure inside a cell where photosynthesis happens