What is the first step normally taken when you look through the oculars? The nuclei of the cheek cells have been stained using a special dye so that they appear purple. What is the general shape of these nuclei? How do the cheek cells compare to the cells of the onion root tip with regard to the general shape of the cells? Using the highest power objective lens on a standard compound microscope (like the one in your virtual lab) you can differentiate (see) individual atoms true False.