Question

why is it necessary to select the thin peel of onion for seeing the parts of the cell under the microscope​

Answer 1

Answer:

Since onion peels are translucent, ... In an onion cell, it will make the cell wall more visible. It provides some contrast for viewing under a microscope. Methylene Blue– a blue stain that will color blood, bacteria, acidic or protein rich cell structures like nucleus, ribosomes, and endoplasmic reticulum