Cells

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