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Who was the scientist that recognized certain microbes as the causal organism of the mosaic disease of tobacco?
- a)Dmitri Ivanowsky
- b)M.W. Beijerinek
- c)W.M. Stanley
- d)Louis Pasteur
Correct answer is option 'A'. Can you explain this answer?
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Who was the scientist that recognized certain microbes as the causal o...
Dmitri Ivanowsky was the scientist who recognized certain microbes as the causal organism of the mosaic disease of tobacco. These were found to be smaller than bacteria because they passed through bacteria-proof filters
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Who was the scientist that recognized certain microbes as the causal o...
Introduction
The recognition of certain microbes as the causal organism of the mosaic disease of tobacco is a significant milestone in microbiology and plant pathology. The scientist credited with this discovery is Dmitri Ivanowsky.
Dmitri Ivanowsky's Contribution
- In 1892, Ivanowsky conducted experiments on the tobacco mosaic disease, which was affecting tobacco plants.
- He filtered the sap from infected tobacco leaves through a porcelain filter that was known to retain bacteria, yet the filtrate still caused disease in healthy tobacco plants.
- This led him to conclude that the causal agent was not a bacterium, but rather a smaller infectious particle.
Significance of the Discovery
- Ivanowsky's work laid the foundation for the field of virology, as he was among the first to identify viruses as infectious agents.
- His research indicated that the causal organisms of certain diseases could be much smaller than bacteria and required different methods for study and identification.
Subsequent Developments
- Following Ivanowsky, M.W. Beijerinck further characterized the tobacco mosaic virus, coining the term "virus" to describe these infectious agents.
- W.M. Stanley later succeeded in crystallizing the tobacco mosaic virus, which provided deeper insights into its structure and function.
Conclusion
Dmitri Ivanowsky's pioneering work in recognizing the microbial causative agent of the mosaic disease of tobacco was crucial to the advancement of plant pathology and virology, establishing a new understanding of infectious diseases in plants.
The recognition of certain microbes as the causal organism of the mosaic disease of tobacco is a significant milestone in microbiology and plant pathology. The scientist credited with this discovery is Dmitri Ivanowsky.
Dmitri Ivanowsky's Contribution
- In 1892, Ivanowsky conducted experiments on the tobacco mosaic disease, which was affecting tobacco plants.
- He filtered the sap from infected tobacco leaves through a porcelain filter that was known to retain bacteria, yet the filtrate still caused disease in healthy tobacco plants.
- This led him to conclude that the causal agent was not a bacterium, but rather a smaller infectious particle.
Significance of the Discovery
- Ivanowsky's work laid the foundation for the field of virology, as he was among the first to identify viruses as infectious agents.
- His research indicated that the causal organisms of certain diseases could be much smaller than bacteria and required different methods for study and identification.
Subsequent Developments
- Following Ivanowsky, M.W. Beijerinck further characterized the tobacco mosaic virus, coining the term "virus" to describe these infectious agents.
- W.M. Stanley later succeeded in crystallizing the tobacco mosaic virus, which provided deeper insights into its structure and function.
Conclusion
Dmitri Ivanowsky's pioneering work in recognizing the microbial causative agent of the mosaic disease of tobacco was crucial to the advancement of plant pathology and virology, establishing a new understanding of infectious diseases in plants.
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Who was the scientist that recognized certain microbes as the causal organism of the mosaic disease of tobacco?a)Dmitri Ivanowskyb)M.W. Beijerinekc)W.M. Stanleyd)Louis PasteurCorrect answer is option 'A'. Can you explain this answer?
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Who was the scientist that recognized certain microbes as the causal organism of the mosaic disease of tobacco?a)Dmitri Ivanowskyb)M.W. Beijerinekc)W.M. Stanleyd)Louis PasteurCorrect answer is option 'A'. Can you explain this answer? for NEET 2024 is part of NEET preparation. The Question and answers have been prepared according to the NEET exam syllabus. Information about Who was the scientist that recognized certain microbes as the causal organism of the mosaic disease of tobacco?a)Dmitri Ivanowskyb)M.W. Beijerinekc)W.M. Stanleyd)Louis PasteurCorrect answer is option 'A'. Can you explain this answer? covers all topics & solutions for NEET 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for Who was the scientist that recognized certain microbes as the causal organism of the mosaic disease of tobacco?a)Dmitri Ivanowskyb)M.W. Beijerinekc)W.M. Stanleyd)Louis PasteurCorrect answer is option 'A'. Can you explain this answer?.
Who was the scientist that recognized certain microbes as the causal organism of the mosaic disease of tobacco?a)Dmitri Ivanowskyb)M.W. Beijerinekc)W.M. Stanleyd)Louis PasteurCorrect answer is option 'A'. Can you explain this answer? for NEET 2024 is part of NEET preparation. The Question and answers have been prepared according to the NEET exam syllabus. Information about Who was the scientist that recognized certain microbes as the causal organism of the mosaic disease of tobacco?a)Dmitri Ivanowskyb)M.W. Beijerinekc)W.M. Stanleyd)Louis PasteurCorrect answer is option 'A'. Can you explain this answer? covers all topics & solutions for NEET 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for Who was the scientist that recognized certain microbes as the causal organism of the mosaic disease of tobacco?a)Dmitri Ivanowskyb)M.W. Beijerinekc)W.M. Stanleyd)Louis PasteurCorrect answer is option 'A'. Can you explain this answer?.
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