Which structure of virus are infectious? ()
A. capsid
B. nucleic acid
C. envelope
D. spike
E. none of the above
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Which one is the largest virus? ()
A. orthopoxvirus
B. human cytomegalovirus
C. Adenovirus
D. Influenza virus
E. none of the above
Which virus can not result in congenital infection? ()
A. HBV
B. Rubella virus
C. HCMV
D. Poliovirus
E. none of the above
The anti-virus mechanism of neutralization antibody is ()
A. kill virus directly
B. prevent virus from adsorbing and penetrate into the host cell
C. prevent virus from uncoating
D. prevent virus nucleic acid from transcribing
E. none of the above
Negri body is indicative character of ()
A. Rabies virus
B. measles virus
C. HIV
D. epidemic B encephalitis virus
E. none of the above
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