What was the exchange of new plants, animals, and diseases between europe and the americas called?

Read the paragraph. before the industrial revolution, most goods were made by hand, in peoples’s homes. workers would buy raw materials and complete each step in the process to make a finished product. manufacturing by hand took a long time, and therefore, the prices for finished goods was high. industrialization changed all that. machines took over the manufacturing process. these machines were much more efficient than workers creating items by hand. this meant that many more items could be produced, drastically reducing their price, and making them more affordable for consumers. which would be the best example to use to support the information in this body paragraph?

During the 1960s, the government of modern egypt built the aswan high dam to store water for drinking and irrigation, control flooding, and generate hydroelectric power.

Why did many american fear communist