Cells

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Across
  1. 3. - a fluid that fills the cell.
  2. 4. - convert glucose into energy, this makes the cell energy-rich molecule.
  3. 6. - a doorway that keeps out any harmful toxins.
  4. 8. - a substance that converts sunlight raze into energy, making this their main source of energy.
Down
  1. 1. - follow instructions to assemble proteins that the cell needs.
  2. 2. - help store water and nutrients that the cell needs.
  3. 5. - something that helps protect the cell from any injury or damage.
  4. 7. - helps run and control all activity in the cell.