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The study of the cause of a disease is __________ .
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Ch. 14 - Infection, Infectious Diseases, and Epidemiology
Bauman6th EditionMicrobiology with Diseases by TaxonomyISBN: 9780134832302
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TOC.tableOfContents
- Ch. 1 - A Brief History of Microbiology31
- Ch. 2 - The Chemistry of Microbiology28
- Ch. 3 - Cell Structure and Function39
- Ch. 4 - Microscopy, Staining, and Classification25
- Ch. 5 - Microbial Metabolism51
- Ch. 6 - Microbial Nutrition and Growth37
- Ch. 7 - Microbial Genetics51
- Ch. 8 - Recombinant DNA Technology21
- Ch. 9 - Controlling Microbial Growth in the Environment36
- Ch. 10 - Controlling Microbial Growth in the Body: Antimicrobial Drugs21
- Ch. 11 - Characterizing and Classifying Prokaryotes29
- Ch. 12 - Characterizing and Classifying Eukaryotes34
- Ch. 13 - Characterizing and Classifying Viruses, Viroids, and Prions23
- Ch. 14 - Infection, Infectious Diseases, and Epidemiology35
- Ch. 15 - Innate Immunity34
- Ch. 16 - Adaptive Immunity21
- Ch. 17 - Immunization and Immune Testing29
- Ch. 18 - Immune Disorders22
- Ch. 19 - Pathogenic Gram-Positive Bacteria25
- Ch. 20 - Pathogenic Gram-Negative Cocci and Bacilli28
- Ch. 21 - Rickettsias, Chlamydias, Spirochetes, and Vibrios25
- Ch. 22 - Pathogenic Fungi47
- Ch. 23 - Parasitic Protozoa, Helminths, and Arthropod Vectors44
- Ch. 24 - Pathogenic DNA Viruses23
- Ch. 25 - Pathogenic RNA Viruses30
- Ch. 26 - Applied and Industrial Microbiology29
- Ch. 27 - Microbial Ecology and Microbiomes22
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Bauman 6th EditionCh. 14 - Infection, Infectious Diseases, and EpidemiologyProblema 2
Bauman 6th EditionCh. 14 - Infection, Infectious Diseases, and EpidemiologyProblema 2Capitolo 14, Problema 2
An axenic environment is one that:
a. Exists in the human mouth
b. Contains only one species
c. Exists in the human colon
d. Both a and c
Guida verificata passo dopo passo1
Understand the term 'axenic environment' in microbiology. 'Axenic' refers to a setting where only a single species of microorganism is present, with no contamination by other species.
Review the options given: (a) Exists in the human mouth, (b) Contains only one species, (c) Exists in the human colon, (d) Both a and c.
Recall that the human mouth and colon are natural environments that host diverse microbial communities, meaning they are not axenic.
Identify that an axenic environment is specifically defined as one that contains only one species, which matches option (b).
Conclude that the correct understanding of an axenic environment is that it contains only one species, so the answer corresponds to option (b).
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Axenic Environment
An axenic environment is a controlled setting that contains only a single species of microorganism, free from contamination by other species. It is often used in laboratory studies to observe the behavior of one organism without interference.
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pH Requirements for Microbial Growth
Microbial Diversity in Human Body Sites
Different parts of the human body, such as the mouth and colon, host diverse microbial communities composed of many species. These environments are not axenic because they naturally contain complex microbiota.
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Importance of Pure Cultures in Microbiology
Pure cultures, or axenic cultures, are essential for studying specific microorganisms' characteristics and behaviors. They allow researchers to isolate and analyze one species without the influence of others.
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02:58Growing a Pure Culture
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