Which dye is used to stain the cheek cell and the onion skin epithelium?

A. Methylene Blue
B. Lugol's Solution
C. Benedict's Solution
D. Congo Red



Answer :

Final answer:

Methylene blue is the dye used to stain cheek cells and onion skin epithelium.


Explanation:

Methylene blue is the dye used to stain cheek cells and onion skin epithelium. It is a cationic dye that stains cells blue, allowing for clear visualization of nuclei. This dye is commonly used in biological studies to observe cell structures.


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