Microorganisms and Disease
Which of the following characteristic of the Rotavirus was important for the construction of the Rotashield vaccine?

The possession of a segmented RNA genome
A limited number of capsule types
The ability of monkey Rotavirus strains to cause serious illness (diarrhea) in human beings
The ability of the Rotavirus to be transmitted faster

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Microorganisms and Disease
Prontosil is

an effective antibacterial both in animals as well as in in-vitro cultures
an effective antibacterial when used in in-vitro cultures
not used as an antibacterial agent
an effective antibacterial when used in animals

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Microorganisms and Disease
A major difference between EHEC and EPEC is

EPEC passes through the placenta to infect the fetus and EHEC does not
EHEC secretes a Shiga-like toxin and EPEC does not
EHEC possesses a type III secretion system and EPEC does not
EPEC rearranges host cell actin and EHEC does not

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Microorganisms and Disease
Which of the following is true regarding anthrax?

Anthrax is caused by a virus
Anthrax is highly contagious
Inhalation anthrax and cutaneous anthrax are caused by separate strains of Bacillus anthracis
Inhalation Anthrax requires infection with a large number of spores

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