Which naming of the bacterium is correct?
A. Pertussis （Italic)
Bordetella pertussis (Italic)
C. Bordetella
D. Bordetella pertussis
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A virus with RNA-dependent RNA polymerase
A. synthesizes DNA from an RNA template.
B. synthesizes double-stranded RNA from an RNA template.
C. synthesizes double-stranded RNA from a DNA template.
D. transcribes mRNA from DNA.
Suppose it takes 12 hours for a bacterium to complete 1 generation, when you culture 100 cells for 2 days, how many bacterial cells you can get theoretically?
A. 400
B. 800
C. 1600
D. 3200
Which receptors of the influenza virus are responsible for binding to the host cell?
A. hemagglutinin
B. type A
C. neuraminidase
D. capsid proteins
The general steps in a viral multiplication cycle are
A. adsorption, penetration, synthesis, assembly, and release
B. endocytosis, replication, assembly, and budding
C. adsorption, duplication, assembly, and lysis
D. endocytosis, penetration, replication, maturation, and exocytosis
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