The transmittable nature of TMV was first observed by:
Correct answer: B. Ivanowsky
- A. W.M Stanley
- B. Ivanowsky
- C. Chamberland
- D. Twort
Explanation
Answer is "Ivanowsky"Explanation: Ivanowsky took bacteria free extract from infected tobacco leaves and sprinkled it over healthy plants which suffered from TMV later on.
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About Biodiversity and Variety of Life
Biological classification uses taxonomic ranks, binomial nomenclature and shared characteristics to organize life into kingdoms. The major groups include prokaryotes, protists, fungi, plants and animals, with comparisons based on cell type, cell wall, nutrition, body organization, reproduction and evolutionary relationships; prokaryotes lack a membrane-bound nucleus.
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