1. Animal Cell vs. Plant Cell Lab (Onion, Cheek Cells, and Elodea Lab)

2. Unstained onion skin 1. Prepare a wet mount (only 1 drop of water) of
onion skin (just water/unstained)
2. View under very low light, medium power.
3. Draw 2 representative cells and label the
following parts: Cell Wall
Cell Membrane
Cytoplasm

3. Stained Onion Cell 1. Using Iodine, stain the onion skin
2. View under very low light, medium power.
3. Draw 2 representative cells and label the
following parts: Cell Wall
Cell Membrane
Cytoplasm
Nucleus

4. Cheek Cells 1. Prepare a stained mount of cheek cells
using bromothymol blue (1 – 2 drops)
2. View under medium to low light, high power.
3. Draw 2 representative cells and Label the
following parts: Cell Membrane
Cytoplasm
Nucleus

5. Elodea 1. Prepare a wet mount (only 1 drop of water) of elodea.
2. View under medium to high light high power.
3. Draw 2 representative cells and label the
following parts: Cell Wall Cell Membrane
Cytoplasm
Chloroplast