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Questions and Answers
What was the primary contribution of Louis Pasteur to microbiology?
What was the primary contribution of Louis Pasteur to microbiology?
- He postulated the germ theory of disease. (correct)
- He created the first antibiotic.
- He identified the anthrax bacillus.
- He discovered the first vaccine for smallpox.
How did Robert Koch demonstrate the link between anthrax bacteria and the disease?
How did Robert Koch demonstrate the link between anthrax bacteria and the disease?
- By observing the symptoms in infected humans.
- By cultivating the bacteria in a laboratory setting.
- By analyzing the blood of afflicted animals.
- By injecting pure cultures into non-infected mice. (correct)
During which historical period were many microbial disease agents identified?
During which historical period were many microbial disease agents identified?
- The Golden Age of Microbiology. (correct)
- The Enlightenment Period.
- The Age of Exploration.
- The Industrial Revolution.
What was a significant outcome of the discoveries made during the Golden Age of Microbiology?
What was a significant outcome of the discoveries made during the Golden Age of Microbiology?
What does the germ theory of disease assert?
What does the germ theory of disease assert?
Flashcards
Germ theory of disease
Germ theory of disease
The idea that microscopic organisms, specifically microbes, are responsible for causing infectious diseases.
Who is Louis Pasteur?
Who is Louis Pasteur?
A scientist who proposed the germ theory of disease, stating that microorganisms cause infectious disease.
Who is Robert Koch?
Who is Robert Koch?
A scientist who provided the first concrete proof of the germ theory by isolating and cultivating anthrax bacteria.
Golden Age of Microbiology
Golden Age of Microbiology
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What is a pure culture?
What is a pure culture?
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Study Notes
Germ Theory of Disease
- Pasteur proposed microorganisms cause infectious diseases.
Koch's Proof
- Robert Koch, a German scientist, proved the germ theory.
- He isolated anthrax bacteria.
- He injected pure cultures into mice.
- The bacilli consistently caused anthrax in mice.
Golden Age of Microbiology
- Many infectious disease agents were identified.
- The microbial causes of many diseases were discovered.
- This knowledge led to stopping epidemics by interrupting the spread of microbes.
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