Cell Theory and Cell Comparison

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Across
  1. 3. The person that discovered cells.
  2. 5. Who discovered that all cells come from other cells?
  3. 6. A selective barrier.
  4. 10. Cells with no membrane-bound organelles.
  5. 11. Plant cells get energy from ___?
  6. 14. Part of the cell responsible for producing and assembling the cell's ribosomes.
  7. 16. A space or vesicle in the cytoplasm of a cell.
  8. 17. The basic unit of life.
  9. 19. A part of a cell that does a specific job.
Down
  1. 1. How do people see cells?
  2. 2. Responsible for digesting macromolecules, only found in animal cells.
  3. 4. Cells with a membrane-bound nucleus.
  4. 7. Powerhouse of the cell, found in animal and plant cells.
  5. 8. A molecule that contains the genetic code of organisms.
  6. 9. The site of photosynthesis (only found in plant cells).
  7. 11. The person that discovered plants are made of cells.
  8. 12. An organelle that organizes microtubules.
  9. 13. (Only in plant cells) A structural layer surrounding plant, bacteria, and algae cells.
  10. 15. Who discovered animal cells are similar to plant cells?
  11. 18. Animal cells get energy from ____?