Match the columns and find out the correct combination:
Column-I | Column-II | ||||
(A) | Free RNA | (i) | Tobacco mosaic disease | ||
(B) | Mad cow disease | (ii) | Viroids | ||
(C) | Dmitri Ivanowsky | (iii) | Prions | ||
(D) |
| Crystallisation of virus | (iv) | W.M. Stanley | |
Crystallisation of virus |
Text Solution
Verified by ExpertsA
Free RNA matches with (ii) Viroids, as viroids are infectious agents composed of low molecular weight, free, naked RNA without a protein coat.
Mad cow disease matches with (iii) Prions, as the disease is caused by abnormally folded, infectious protein particles.
Dmitri Ivanowsky matches with (i) Tobacco mosaic disease, as he recognized that microbes smaller than bacteria caused this disease in 1892.
Crystallisation of virus matches with (iv) W.M. Stanley, who was the first to crystallize the Tobacco Mosaic Virus (TMV) in 1935.
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