Cells and Organelles

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Across
  1. 3. breaks down waste in animal cells.
  2. 5. the packaging and transport center in both plant and animal cells.
  3. 7. an educated guess that can be tested.
  4. 9. stores water and other materials; large in plant cells.
  5. 10. the basic unit of life.
  6. 11. the study of living things.
  7. 13. the powerhouse of the cell that makes energy.
  8. 14. the study of the natural world.
  9. 16. the green part in plant cells that does photosynthesis.
Down
  1. 1. the control center that holds DNA.
  2. 2. jellylike fluid that fills the cell.
  3. 4. a system of folded membranes for making and moving things.
  4. 6. where proteins are built.
  5. 8. the protective outer layer that controls what goes in and out.
  6. 12. a well-tested explanation of natural events.
  7. 15. stiff outer layer that gives plant cells shape.