Micrococcus luteus is arranged as four circular organisms arranged as a square. This arrangment is known as 

Which of these organisms is curved like an eyelash?

A molecule in the dye that contains the color and stains the inside of a bacterial cell is called a

The primary stain in a Gram stain is

A Gram stain is performed in a clinical lab and the result are reported as Gram variable. What is the most likely reason?

Negative stains stain the area surrounding the cell, making the cell itself appear clear and ghostlike. 

The mordant in a gram stain is

The scanning objective lens on our Zeiss microscopes, on its own, has a magnification of

Although the incidence of HIV in the US is decreasing, the prevalence is increasing.

The low power lens, on its own, magnifies the object