A Particular Virus Has a High Infectious Dose 50% and Extremely

question 43

Multiple Choice

A particular virus has a high infectious dose 50% and extremely low mortality,causing only mild symptoms.Which of the following is true of this virus?

• A) It has high infectivity and high virulence.
• B) It has high infectivity but low virulence.
• C) It has low infectivity and low virulence.
• D) It has low infectivity and high virulence.

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