Tardigrade
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Tardigrade
Question
Biology
T.O. Diener discovered a
Q. T.O. Diener discovered a
3095
184
AIPMT
AIPMT 2009
Biological Classification
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A
Bacteriophage
19%
B
Infectious protein
15%
C
Free infectious DNA
14%
D
Free infectious RNA
52%
Solution:
1971 T.O.Diener discovered viroids which are infectious agents. They consist of very low molecular weight RNA without any protein coat. These are smaller than viruses that cause potato spindle tuber disease chrysanthemum stunt etc.