AIPMT MAINS2009Botany-Microbes in Human Welfare
AIPMT MAINS 2009 Botany Viroids MCQ Question
Type: MCQ-fact-Medium-Class 12
T.O. Diener discovered a:
A
Free infectious DNA
B
Infectious protein
C
Bacteriophage
D
Free infectious RNA
Correct Answer
Option D
Detailed Explanation
T.O. Diener discovered viroids, which are infectious agents composed solely of a short strand of circular, single-stranded RNA without a protein coat.
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