cells

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Across
  1. 2. cell - Complex cell that contains membrane-bound nucleus and organelles
  2. 8. cell - A single-celled organism that doesn't have a nucleus
  3. 9. - Green pigment responsible for the absorption of light and uses it in photosynthesis
  4. 10. - The control centre of the cell that contains DNA.
Down
  1. 1. - An organism that exists as a single cell.
  2. 3. - where protein production takes place.
  3. 4. - Chemical process plants use to make their own food
  4. 5. - An organism that has two or more cells
  5. 6. - Specialised structure within a cell. Each one has a different function.
  6. 7. - The powerhouse of a cell and where energy is produced.
  7. 11. - The smallest structural and functional unit in living things.