Across
- 2. A bunch of the same types of cells working together
- 4. Gel-like substance that fills the cell
- 7. Anton van Leeuwenhoek argued that _____ is a sign of life
- 8. The command center of the cell
- 10. Controls what can enter or exit the cell
- 11. Large storage areas in plant cells
- 12. The smallest living organisms are _____ cells
- 14. Packs and ships proteins wherever they're needed
- 15. All organisms in the domain _____ are made up of cells with a nucleus
- 16. Organelle that releases energy for the cell to use
- 17. Provides structure and protection to plant cells
Down
- 1. Tiny organelles that make proteins
- 3. Responsible for making and transporting molecules around the cell
- 5. Last name of the scientist who first used the word "cell"
- 6. Different types of organs working together
- 9. Organelles that store chlorophyll in plant cells
- 13. Different types of tissues working together
