Answer:
Checks and balances system I'm pretty sure.
Explanation:
Answer:
vaccination
Explanation:
Louis Pasteur had been working to find a vaccine that would cure cholera in chickens. His lab assistant gave an older, weaker strain of the disease to the birds. When these birds did not die Pasteur began to rethink his ideas a came up with our current method of administering vaccinations.
<span>
The members of the Philadelphia Convention were George Washington, the most
<span>
respected & honored main in the country, James Madison, often called the
</span></span><span>
"Father of the Constitution", and Benjamin Franklin, was 81 and in poor health.
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</span> </span>
The art of painting on plaster is known as fresco.
