Plant cells with light microscope

Question 1

Method

Answer 1

1. Remove outer, dry, scaly leaves of an onion.
2. Use tweezers to pull a thin, translucent epidermis from onion.
3. Place the epidermis on a light microscope slide.
4. Add a few drops of iodine using a dropper, to stain the nucleus dark red.
5. Using a mounting needle, lower the cover slip onto the slide at a 45 degree angle.
6. Observe cells using course focus and fine focus

Question 2

Result

Answer 2

Nucleus = dark red,
Cell was was also visible