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Questions and Answers
What did Louis Pasteur postulate about rabies in 1884?
What did Louis Pasteur postulate about rabies in 1884?
- It had no microbial cause
- It was caused by bacteria
- It was not infectious
- It was caused by a virus (correct)
Who showed that a disease in tobacco was caused by a virus in the 1890s?
Who showed that a disease in tobacco was caused by a virus in the 1890s?
- Louis Pasteur
- Ivanovski and Beijerinck (correct)
- Louis Pasteur and Ivanovski
- Beijerinck and Louis Pasteur
Which statement best describes the characteristics of viruses?
Which statement best describes the characteristics of viruses?
- Viruses have no definite size or shape
- Viruses are larger than bacteria
- Viruses are noncellular particles with definite size, shape, and chemical composition (correct)
- Viruses are multicellular organisms
What is true about the origin of viruses based on the text?
What is true about the origin of viruses based on the text?
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Which term best describes viruses that are dependent on host cells for replication?
Which term best describes viruses that are dependent on host cells for replication?
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In what way did virology evolve in the 1950s?
In what way did virology evolve in the 1950s?
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