Across
- 2. directs all cell activities
- 5. capture sunlight to make food through the process of photosynthesis
- 7. breaks down food to provide energy for living things
- 12. a structure composed of many tissue types and it carries out a specific unction for the organism
- 13. flexible semi-permeable barrier that contains what goes into and out of the cell
- 15. a fluid within the cell that supports the organelles
Down
- 1. stiff structure outside of the cell membrane
- 3. explains the relationship between cells and living things
- 4. a living thing
- 6. human life source
- 8. an association of cells with the same general structures and functions
- 9. basic unit of life
- 10. two or more organs that work together to carry out general functions
- 11. more than one atom in a stable association
- 14. smallest unit of an element of matter