Question

Which of the statement is true regarding the cheek cell experiment?

• A. Water is added to stain the cheek cell.
• B. Nucleus is the lightly stained outer covering of the cell.
• C. Blotting paper is used to obtain the cells from the inside of the cheek.
• D. Nucleus is the dark spot present inside the cell.

Answer 1

The correct option is D Nucleus is the dark spot present inside the cell.

• In the cheek cell experiment, the cell is obtained by scraping the inside of the cheek with a cotton swab.
• It is stained with staining dyes such as methylene blue, safrannin or red ink.
• Water and blotting paper is used to remove the excess stain.
• The nucleus is the dark spot present near the centre of the cell.