cells

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Across
  1. 3. controls all the activity in the cell
  2. 4. mrs gren
  3. 6. a layer outside the cell that gives it shape and controls what goes in and out of the cell
  4. 8. the amount of cells that die in one day in the human body
  5. 9. the smallest unit of a living thing that can carry the basic process of life
Down
  1. 1. a gel-like substance that supports all of the organelles
  2. 2. break down food and turn it into energy for the cell to use
  3. 3. a cell that alerts the brain
  4. 5. structure that works together to help cells performform life processes
  5. 7. A typical cell holds about (number) mitochondria