Cells

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Across
  1. 4. this is the smoother part of the ER
  2. 7. this is the rougher part of the ER
  3. 9. controls which substances pass into and out of a cell
  4. 10. helps protect and support the cell
  5. 12. small grain-shaped organelle that produces protein
  6. 13. a gel-like fluid that fills up most of the cells space
Down
  1. 1. plant cells have a larger one, and animal cells have a smaller one
  2. 2. this captures energy from the sun and changes it to a form of energy the cells can use as energy
  3. 3. a structure within a cell that carries out specific functions
  4. 5. acts as a control center, directing all of the cell's activities
  5. 6. helps ribosomes make protein
  6. 8. when proteins leave the cell they go to a
  7. 11. breaks down food into smaller particles