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Student #_________ Name:_______________________________ Period:_________ Date:_________________ Worksheet: Cellular Crossword ACROSS 3. the fluid inside a cell 7. the world’s smallest cells 10. the control center of the cell 11. organelle containing digestive enzymes 12. kind of cell that does not have a nucleus 13. organelle that packages and exports materials out of the cell 17. describes an organism that is made of many cells 20. the smallest unit of structure and function in an organism 23. the scientist who first described cells 24. food-making organelle in plant cells 25. made up of organ systems working together; another name for a living thing 26. groups of organs working together to perform particular jobs in the body of an organism 27. the name used for a small structure inside the cell DOWN 1. Plants cells have a hard ______ ______ made of cellulose. 2. organelles that break down sugar to produce energy 4. a combination of two or more tissues working together to perform a specific job in the body 5. organelles that make proteins 6. a group of similar cells that perform a common function 8. kind of cells that have a nucleus and membrane-bound organelles 9. sacs that pinch off the Golgi bodies and contain materials 14. barrier between the inside of a cell and its environment 15. dark area inside the nucleus that makes ribosomes 16. scientific description that states what cells are and what they make up 18. the cell’s transportation system (abbreviated) 19. energy-rich molecules made by the mitochondria 21. organelle that acts as a storage area; very large in plants cells 22. the cell’s hereditary material; it contains the code of life