The stage characterized by a gradual decrease in cell populations is called the:
What is the generation time of a culture of bacteria if it grows from 100 cells to 800 cells in six hours?
If you begin with 800 bacterial cells with a doubling time of 20 minutes, approximately how many bacteria will be present after 3 hours?
Which of the following is a drawback to using cell mass determination as a method of bacterial enumeration?
Which of the following can be used to measure viable cell counts?
How does measuring cellular activity help enumerate bacteria?
Which of the following types of microscopes work by running a physical probe across the surface of an object?
Which of the following is NOT a use of microscopy?
Which of the following kind of microscope first allowed us to view living cells?
Environmental conditions that can influence bacterial growth include all of the following EXCEPT
A carbohydrate isolated from marine algae and used as a thickener in culture media is
Which of the following statements about bacterial growth is FALSE?
Calculate the final dilution in the following serial dilution: 1/10, 1/10, 1/10, 1/10, 1/10, 1/10, 1/10
A serial dilution is
Dilution blank refers to
A cation is
In a negative stain
The Gram stain is an example of
Which statement about the Gram stain is TRUE?
Which option lists the major components of the Gram stain in the proper order?
Gram-negative bacteria appear
Which of the following statements about Gram staining is TRUE?
Gram-positive bacteria have cell walls with
Gram-negative bacteria have cell walls with
A selective media
A differential media
Which of the following refers to the time required for one cell to become two cells?
Which of the following is an advantage of using turbidimetric measurements?
Which of the following types of microscope first allowed us to view the atom directly?
Microbiology Laboratory Procedures Chapter Exam Instructions
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