Cell Crossword

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Across
  1. 3. Deoxyribonucleic acid; DNA.
  2. 5. The molecule which an enzyme binds to.
  3. 7. The boss of the cell
  4. 11. A storage "sack" in the cytoplasm that holds food or wastes.
  5. 12. Organelles that make proteins.
  6. 14. The sticky layer that holds plant cells together.
  7. 15. The barrier around all cells which protects them from the outside world.
  8. 16. Organisms that have only one cell.
  9. 17. Microtubules that help pull the DNA apart during cell division.
  10. 19. Creates ATP
  11. 20. Vesicles that contain enzymes to break stuff down, animal cells only
  12. 21. A type of plastid that performs photosynthesis.
  13. 22. The types of lipid which make up the cell membrane.
  14. 23. cells that contain a nucleus and membrane-bound organelles.
  15. 25. Jelly-like substance the cell organelles float in
Down
  1. 1. the post office of the cell
  2. 2. structure in the nucleus which assembles ribosomes
  3. 4. Organisms that have more than one cell
  4. 6. Units inside all cells which perform certain functions/tasks.
  5. 8. an important organelle in eukaryotic cells. It plays a major role in the production, processing, and transport of proteins and lipids
  6. 9. stores and transports substances
  7. 10. The theory that cells are the basic units of structure and function for all life.
  8. 13. A protective layer that surrounds the cell membrane.
  9. 18. organic chemical of complex molecular structure found in all prokaryotic and eukaryotic cells.
  10. 24. lower the activation energy of reactions enough to allow them to occur safely in biological systems.