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Lisa [10]
3 years ago
13

Medicinal breakthroughs during the 20s and 30s?

History
2 answers:
Cerrena [4.2K]3 years ago
5 0
The biggest medical breakthrough during the 20's was penicillin. it was the first true antibiotic. polio treatments also started to happen and finally in the 50's were being cured
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Alinara [238K]3 years ago
3 0
The biggest breakthrough was sterilization.
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How did the development of agriculture affect ancient societies in the americas
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Answer

It facilitated the development of Pre-Columbian civilization

Explanation

Agriculture facilitated the use of genetics to grow better crops for their areas. Through effective agricultural practices, people were able to stay in one place and grow surplus food thus helping the whole society to thrive well. The availability of surplus products made the population of Pre-Columbian America to increase. People were then able to live in permanent villages that in the long-run developed self-governing systems. There was division of labor that facilitated the trading of goods between different villages


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3 years ago
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This nation's transition to an industrial economy beginning in the 1700s caused it to be nicknamed "The Workshop of the World."
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Great Britain

Explanation:

According to the historical records, Great Britain is known to be an industrial economy beginning in the 1700s. This period was known to be the First Industrial Revolution.

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Hence, in this case, the correct answer is "GREAT BRITAIN."

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In the context of our current American society, what do you think the First Amendment should protect?
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Explanation:

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