Question

How do you perform an onion peel experiment.

Answer 1

• Peel off a leaf from half a piece of onion and using the forceps, pull out a piece of transparent onion peel from the leaf.
• Put the epidermis in the watch glass containing distilled water.
• Take a few drop of safranin solution in a dropper and transfer this into another watch Glass. Put on the slide
• Observation – under the microscope. See the result.

• Result: There are large number of regularly shaped cell laying side by side and each cell has a distinct cell wall.
• A distinct nucleus is present on the periphery of each cell.