Across
- 3. provides tensile strength and protection against mechanical and osmotic stress
- 6. controls the cell/brain
- 7. medium for chemical reaction
- 8. start of life
- 9. help sequester waste products
Down
- 1. power for the cell
- 2. lets things in and keeps things out
- 4. the digestive system of the cell
- 5. carry genetic information to be passed on from one generation to another