题目内容

Which one below would be responsible for hydrophobia? ()

A. Epidemic encephalitis virus
B. Rabies virus
C. Hantavirus
Dengue virus
E. Flavivirus

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Bacteriophage have common properties except ()

A. parasite in living bacteria
B. DNA or RNA
C. widespread existence
D. high host-specific parasitism
E. less resistive than bacteria

The streptococci classification basis is ()

A. ability to produce coagulase
B. the difference of pigment
C. the difference of flagella antigen
D. ability to hemolyse RBC on the blood agar plate
E. transmission route

The most potent toxin known in nature is ()

A. Plague toxin
B. Anthrax toxin
C. lecithinase
D. botulinum toxin
E. tetanospasmin

The main hiding site of HSV-1 is ()

A. labial skin
B. pharyngeal lymph node
C. spinal neural ganglia
D. N trigeminus
E. none of above

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