Question

Methodology (with images)

How to obtain and prepare animal and plant cells for observation under the microscope?

Answer 1

For animal cell

Cheek cell is tge best animal cell we could get easily and can observe clearly

Methodology

1.take ca clean cotton swab or toothpick and gently scrape the inner cheek.

2.smear the cells obtained into a glass slide.

3. Add a drop of methylene blue solution and place a cover slip using needle or brush by avoiding airbubbles.

4. Remove excess stain with a tissue.

5. Place the slide on microscope and observe under low magnification. Then change it to higher magnification after finding the best cell.

For plant cell

The best plant cell to be observed is onion cells.

Methodology

1. To get Onion cell just peel off the inner membrane of onion bulb using tweezers.

2.place the membrane to the middle of glass slide after placing a drop of water. This will help to flatten the membrane.

3. Add a drop of methylene blue solution and place a cover slip using needle or brush by avoiding airbubbles.

4. Remove excess stain and water with a tissue paper .

5. Observe the slide under low magnification . Then change it to higher magnification after finding the best cell.