Cells and Their Organelles

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Across
  1. 5. Ribosomes join amino acids together in a process called _______ synthesis.
  2. 7. Type of cell with no nucleus. These cells are only unicellular.
  3. 9. The "powerhouse" of the cell. Makes ATP (energy).
  4. 10. Both plant and animal cells are examples of this type of cell. It contains DNA inside a nucleus.
  5. 11. Found only in eukaryotic cells, this structure controls the cell and contains the DNA.
  6. 15. This structure supports and protects the cell. Found only in plant cells.
  7. 16. The scientist who said all cells must come from pre-existing cells.
  8. 18. A hair-like substance that aids in the movement of unicellular microorganisms.
Down
  1. 1. This organelle is used for storage.
  2. 2. The rough ER has _______ on its surface.
  3. 3. Found only in animal cells, these structures are used in cell division.
  4. 4. This organelle is like a waste disposal because it breaks down food and recycles old cell parts.
  5. 6. The cell _______ regulates what enters and exits the cell.
  6. 8. The _______ is like the post office because it packages proteins and then ships them off for storage or transport out of the cell.
  7. 12. The jelly-like substance found in all cells that holds the organelles.
  8. 13. The scientist who discovered microorganisms.
  9. 14. The organelle where photosynthesis takes place.
  10. 17. The scientist who discovered cells.
  11. 19. The smooth ER does not contain ribosomes. Its function is to make _______ and destroy toxins.