Question

Following is the observation by Edward Jenner while developing a vaccine for Small Pox. 'Milkmaids in the farm who contracted the mild disease Cow Pox was immune to the much deadlier Small Pox virus'. Cowpox was another disease it from interaction with cows. Based on your knowledge of vaccines and the observation listed above, guess the content of the Small Pox vaccine developed by Edward Jenner A) A weakened form of the Cow Pox virus B) A weakened form of the Small Pox virus. Explain your choice​

Answer 1

Answer:

Th answer is A) A weakened form of the Cow Pox virus

Explanation:

Jenner tried deliberately giving cow pox to people and found that they were now resistant to small pox. This was because the smallpox virus is closely related to the cowpox virus.