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In the 1880s, Louis Pasteur developed a method of weakening viruses. The weakened viruses could be injected into healthy individuals. How is this a method effective in fighting viral diseases?
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In the 1880s, Louis Pasteur developed a method of weakening viruses. The weakened viruses could be injected into healthy individuals. How is this a method effective in fighting viral diseases?

User Sharpiro
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2 Answers

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By injecting dead cells of the disease into the body, the body can analysis what it is supposed to be fighting off before it gets the active diseases. So if the body does actually get the disease then it knows how to fight it off and can have a better chance at doing it.

User Lorenzo Fiamingo
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3 votes

Answer:

The immune system develops antibodies in response to the weakened viruses.

Step-by-step explanation:

User Tiago Babo
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