Cells

12345678910
Across
  1. 1. Controls what enters and exits.
  2. 3. has a positive charge.
  3. 4. membrane acts like the skin of the cell.
  4. 8. Site of photosynthesis
  5. 9. first person who created the microscope.
  6. 10. comes after atom.
Down
  1. 2. Energy powerhouse.
  2. 5. single cell organism
  3. 6. Fluid-filled space.
  4. 7. has a negative charge.