Across
- 1. Movement of molecules from low to high concentration
- 3. Plant-like unicellular organism
- 5. Building blocks of life
- 6. Where respiration happens
- 8. Group of tissues that work together
- 13. Made up of many cells
Down
- 2. Made up of just one cell
- 4. Method of transferring energy from glucose
- 5. Number of particles of a substance in an area
- 7. Group of cells that work together
- 9. Animal-like unicellular organism
- 10. Filled with chlorophyll for photosynthesis
- 11. A tail-like structure that works like a propeller
- 12. Group of organ systems working together