Exam 3: Tools of the Laboratory: Methods of Studying Microorganisms

A microbiologist must culture a patient's feces for intestinal pathogens.Which of the following would likely be present in selective media for analyzing this fecal specimen?

Which of the following puts the Six "I"s in their correct order?

Which is incorrect about chocolate agar?

A nutrient medium that has all of its chemical components identified and their precise concentrations known and reproducible would be termed

Fixed smears of specimens are required in order to perform the Gram stain and endospore stain on the specimens.

Which of the following will result when 1% to 5% agar is added to nutrient broth, boiled and cooled?

The procedure for culturing a microorganism requires the use of a microscope.

A microbiologist decides to use a nutrient medium that contains thioglycolic acid.What type of microbe is she attempting to culture?

_____ has the same optical qualities as glass and thus prevents refractive loss of light as it passes from the slide to the objective lens.

The term that refers to the purposeful addition of microorganisms into a laboratory nutrient medium is

How will E. coli appear if the mordant is not applied?

At the end of the Gram stain, gram-positive bacteria will be seen as purple cells.

Which of the following characteristics refers to the microscope's ability to show two separate entities as separate and distinct?

Observing and characterizing colonial growth for size, shape, edge, elevation, color, odor, and texture is part of ___.