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Systematics Viruses Viroids Prions - Questions and Answers

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171. Tobacco Mosaic Virus (TMV) genome is
A. Double stranded RNA
B. Single stranded RNA
C. Polyribonucleotides
D. Proeinaceous
Explanation:
172. Genetic material of influenza virus is
A. Single helix DNA
B. Double helix DNA
C. Double strand RNA
D. Single strand RNA
Explanation:
173. RNA is genetic material in
A. Bacterium
B. Bacteriophage
C. TMV
D. Protozoan
Explanation:
174. Tobacco mosaic virus was crystallized for the first time by
A. Edward Jenner
B. Louis Pasteur
C. Andre Lwoff
D. W.N. Stanley
Explanation:
175. Which of the following cannot be grown on artificial culture medium?
A. Escherichia coli
B. TMV
C. Aspergillus
D. Yeast
Explanation:
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