Biology, asked by dhruv1497, 11 months ago

what is first vaccine​

Answers

Answered by gyanranjan65
1

Explanation:

Smallpox vaccine, the first successful vaccine to be developed, was introduced by Edward Jenner in 1796. He followed up his observation that milkmaids who had previously caught cowpox did not later catch smallpox by showing that inoculated cowpox protected against inoculated smallpox.

Answered by sana00070
3

Answer:

SMALL POX.......

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