Systematics Viruses Viroids Prions - Questions & Answers | Exam2Win

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141. Who cultured the virus for the first time?

A. Stanley

B. Enders

C. Takahashi and Rawlins

D. Issacs and Lindemann

Explanation:

142. A plant virus having DNA is

A. TMV

B. Cauliflower Mosaic Virus

C. Potato Mosaic Virus

D. Both B and C

Explanation:

143. Virion is

A. Virus in stage of multiplication

B. Virus attached to host cell nucleus

C. Virus inside cytoplasm of host cell

D. Virus in cell free environment

Explanation:

144. Single stranded DNA as genetic material in ø x 174 was discovered by

A. Delbruck

B. Saffarman and Morris

C. Reed and Findley

D. Sinsheimer

Explanation:

145. TMV is

A. Helical Virus

B. Polyhedral Virus

C. Spherical Virus

D. Binal Virus

Explanation: