Home Biology Biological Classification Viruses, Viroids, Prions, Lichens and Mycorrhiza Who called the fluid as Contagium vivum flui…
Biology Biological Classification Viruses, Viroids, Prions, Lichens and Mycorrhiza Single Correct MCQ
Published on: August 21, 2026

Who called the fluid as Contagium vivum fluidum (infectious living fluid)?

A
W.M. Stanley
B
M.W. Beijerinek
C
Dmitri Ivanowsky
D
R.H.Whittaker

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Text Solution

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The correct answer is:
B

He proposed that the infectious agent of tobacco mosaic disease was a “contagium vivum fluidum” (infectious living fluid), later understood as a virus.

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