Question

How can we observe the onion peel cells?

Answer 1

1. Cut open an onion.
2. Use forceps to peel a thin layer of epidermis from the inside.
3. Lay the layer of epidermis on a microscope slide.
4. Add a drop of iodine solution to the layer.
5. Carefully place a coverslip over the layer.
6. Observe it under a microscope to see onion cells.