Cells

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Across
  1. 4. A plant; pretty
  2. 5. organelle in which photosynthesis takes place
  3. 6. The structure in a cell that controls all activities
  4. 9. thin sheet of tissue or layer of cells acting as a boundary in an organism
  5. 10. A specialised subunit, usually within a cell
Down
  1. 1. part of a cell involved in energy production
  2. 2. a particle in a cell that helps synthesize proteins
  3. 3. smallest unit that can live on its own and that makes up all living organisms
  4. 7. A gel-like liquid that fills the inside of a cell
  5. 8. membrane-bound cell organelle