cells
Across
- 3. gas that diffuses into a cell
- 7. the site of chemical reactions in a cell
- 8. substance that diffuses into a cell
- 9. the site of photosynthesis
- 11. the movement of substances from a high concentration to low
Down
- 1. ___ dioxide - gas that diffuses out of a cell
- 2. the tail in a bacterial cell
- 3. the movement of water
- 4. the cell ____ controls what enters and exits the cell
- 5. the cell _____ supports the cell
- 6. Controls the cells activities
- 10. diffusion occurs from a ____ to low concentration