Which of the following best describes a person who acquired a bacterial or viral infection and then recovered?

0 votes

 

  

They need to be vaccinated with these types of pathogens.

  

They need to be immunized against these types of pathogens.

  

They will usually be immune to the pathogen to which they were exposed.

  

It is certain that they will frequently be infected by the same pathogen.

 

asked Jan 1, 2013 in Biology by anonymous
    

1 Answer

0 votes

 

They will usually be immune to the pathogen to which they were exposed.

 

answered Jan 1, 2013 by anonymous

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