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Biology 13 Online
OpenStudy (anonymous):

Vaccines are effective in preparing disease because they?

OpenStudy (anonymous):

do you have a guess

OpenStudy (anonymous):

consist of bacteria that could infect healthy cells.

OpenStudy (anonymous):

medal please

OpenStudy (anonymous):

Vaccines take advantage of your bodys natural ability to learn how to eliminate almost any disease-causing germ, or microbe, that attacks it.

OpenStudy (shrutipande9):

http://en.wikipedia.org/wiki/Vaccine

OpenStudy (anonymous):

I think you mean "preventing" not "preparing"? Or do you mean effective at preparing the body...?

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