It's purpose is to make different types of cells clearer and easier- to -see when viewed closely.
Methylene Blue
Yes.
Yes, because the methylene blue stain makes the organelles in eucharyotic cells visible to us in a basic microscope.
Methylene blue stains everything blue.
Methylene blue is an example.
no
Methylene blue
Nope - methylene blue is a stain. You need liquid indicator like phenolphthalein that responds to pH changes.
the counter stain is safranin 0.5%
You can observe cheek cells
Methylene blue stain is used to stain plant and animal cells.
Methylene Blue, in this situation, is being used as a microscopy stain. Microscopy stains are used to allow for particular characteristics of cells to be observed in greater detail or to make them easier to see.