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2 votes
Edward Jenner’s smallpox inoculation experiment was based on an observation by a dairymaid that she could not get smallpox because she had already had cowpox. How did Jenner form his hypothesis from this observation?

1 Answer

2 votes
She had thought that smallpox and chicken pox were related but they weren't because smallpox is a lot more deadly
answered
User Joseph Silber
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