Across
- 4. Ridgid layer that surrounds the cells of plants
- 6. A group of organs that work together to perform major funtions
- 8. Tiny cell structure that carries function in cell
- 9. All living things that come from cells, preexisting cells
- 11. Converts energy in food to energy used by the cell
- 13. Direct Cell activity
- 15. Molecules move from higher concentration to lower concentration area
- 16. Allows large particles to leave the cell
- 18. Gel like fluid that carries nutrients
Down
- 1. Thin flexible barrier that surrounds a cell
- 2. The basic unit of life
- 3. Makes food for cell to use as energy from sunlight
- 5. Instrument that makes small things look larger
- 7. Substances can cross the membrane while some can not
- 10. A group of cell that perform the same function
- 12. A body structure compose of different kinds of tissue that work together
- 14. Stores food water waste products and other materials
- 17. The diffusion of water molecules across a selective permeable membrane