Answer:
1-John Deere’s plow
2-farmers no longer needed to harvest hand (McCormick’s reaper)
3-more cotton could be processed more quickly (Whitney’s cotton gin)
Explanation:
What contributions did<span> Francisco Pizarro </span>make<span> to later </span>Spanish exploration and conquest<span>? He kidnapped the Inca emperor, which led to the empire's downfall. What impact </span>did<span> later </span>Spanish exploration and conquest<span> have on the people of Europe?</span>Spain<span> rapidly expanded foreign trade and overseas colonization</span>
In 1952, chemists Harold Urey and Stanley miller mixed ammonia, methane, and hydrogen in a closed container, zapped it with electrical sparks, and found that they had created many amino acids.
What are Amino Acids?
Organic substances known as amino acids have both amino and carboxylic acid functional groups. Although there are hundreds of different amino acids in nature, proteins, which are made up of alpha-amino acids, are by far the most common.
According to the positions of the primary structural functional groups, amino acids can be categorized.
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