Laboratory Experiments in Microbiology (12th Edition) (What's New in Microbiology)
12th Edition
ISBN: 9780134605203
Author: Ted R. Johnson, Christine L. Case
Publisher: PEARSON
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Chapter 8, Problem 1CT
How might the acid-fast characteristic of Mycobacterium enhance the organism’s ability to cause disease?
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Why Are Mycobacteria Acid Fast?
When hydrogen peroxide is placed on a colony of an unknown bacterium, bubbles form. Based on this information, you can conclude that the bacteriuma) is Staphylococcus epidermidis.b) is a lactic acid bacterium.c) is beta-hemolytic.d) is catalase-positive.e) can cause strep throat.
Which of the following is NOT characteristic of the glycocalyx found in bacteria? Select one:
A) a structure that can be visualized using an acidic negative stain and a basic counterstain
B) creates a slimy, slippery coating that prevents bacteria from attaching to surfaces
C) if firmly attached, contributes to bacterial virulence
D) a viscous coating surrounding the cell made of polysaccharide, polypeptide, or both
Chapter 8 Solutions
Laboratory Experiments in Microbiology (12th Edition) (What's New in Microbiology)
Ch. 8 - What are the large blue-stained areas on the...Ch. 8 - What is the decolorizing agent in the Gram stain?...Ch. 8 - Prob. 3QCh. 8 - What is phenol (carbolic acid), and what is its...Ch. 8 - Prob. 5QCh. 8 - How might the acid-fast characteristic of...Ch. 8 - In 1882, after experimenting with staining...Ch. 8 - Clinical specimens suspected of containing...Ch. 8 - The acid-fast stain is used to detect...
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