Across
- 3. A group of cells that has a certain job/role
- 6. Basic unit of function and structure in living organisms
- 9. A very large molecule
- 12. A cell that lacks a nucleus and cell membrane
- 13. Hereditary information that is passed on
- 14. Any functioning structural unit inside an organism
- 15. A cell that has a nucleus
- 16. Concluded that all cells come from pre-existing cells
- 18. Separates inside from outside of a cell
- 20. Concluded that all animal tissues are composed of cells
Down
- 1. Known as the building block of chemistry
- 2. functions as an outer covering of all plant cells
- 4. Atoms that are grouped together
- 5. Concluded that all plants are made up of cells
- 7. Named cells after studying slices of cork
- 8. Uses a lens to magnify an object
- 10. Uses photosynthesis to create energy
- 11. Subcellular units inside cells with certain functions
- 17. Any functioning living system
- 19. Invented the simple light microscope