Onion cell and cheek cell
Introduction
To stain the cells so the parts of the cell such as the nucleus are marked out and then it can be viewed and observed more clearly under a microscope. The cells are stained and prepared on to a slide and with a cover slip placed on top to be ready to observe under a microscope.
Equipment
* Microscopes
* Lamps
* White tile
* Cotton bud
* Dropper pipettes
* Slides
* Cover slips
* Labels
* Forceps
* Piece of onion
Reagents required
* Methylene blue (1 in 100)
* Iodine
Should be available
Introduction
To stain the cells so the parts of the cell such as the nucleus are marked out and then it can be viewed and observed more clearly under a microscope. The cells are stained and prepared on to a slide and with a cover slip placed on top to be ready to observe under a microscope.
Equipment
* Microscopes
* Lamps
* White tile
* Cotton bud
* Dropper pipettes
* Slides
* Cover slips
* Labels
* Forceps
* Piece of onion
Reagents required
* Methylene blue (1 in 100)
* Iodine
Should be available