Which plant virus was observed 1st under electron microscope?
A. CaMV
B. YMV
C. TMV
D. All of the above
Answer: Option C
Solution(By Examveda Team)
TMV plant virus was observed 1st under electron microscope.Tobacco mosaic virus (TMV) is a positive-sense single-stranded RNA virus species in the genus. The infection causes characteristic patterns, such as "mosaic"-like mottling and discoloration on the leaves.
TMV was the first virus to be discovered. It is the first pathogen identified as a virus. The virus was crystallized by W. M. Stanley. It has a similar size to the largest synthetic molecule, known as PG5.
Related Questions on Plant Pathology
Which photosynthetic bacteria possess both PS I and PS II?
A. Purple sulphur bacteria
B. Cyanobacteria
C. Purple nonsulphur bacteria
D. Green sulphur bacteria
Join The Discussion