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Question : Mad cow disease (Bovine spongiform encephalopathy), potato spindle tuber disease, Aster yellow disease of sun flower and tungro disease of rice are respectively, caused by :-

Answer»

PRIONS, VIRUS, MYCOPLASMA, VIROIDS
Viroids, Prions, Mycoplasma, Virus
Virus, Viroids, Mycoplasma, Prions
Prions, Viroids, Mycoplasma, Virus

Answer :D


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