[Answer] What caused the Columbian Exchange? Biol 206 Lab 1 exam review

Answer: Explorers spread and collected new plants animals and ideas around the globe as they traveled.
What caused the Columbian Exchange? Biol 206 Lab 1 exam review

The American era of limited infectious disease ended with the arrival of Europeans in the Americas and the Columbian exchange of microorganisms including those that cause human diseases. Eurasian infections and epidemics had major effects on Native American life in the colonial period and nineteenth century especially.

Population figures for the indigenous people of the Americas prior to colonization have proven difficult to establish. Scholars rely on archaeological data and written records from European settlers; most scholars writing at the end of the 19th century estimated that the pre- Columbian population was as low as 10 million but by the end of the 20th century most scholars gravitated toward an …

The Great American Biotic Interchange (commonly abbreviated as GABI) also known as the Great American Interchange or Great American Faunal Interchange was an important late Cenozoic paleozoogeographic event in which land and freshwater fauna migrated from North America via Central America to South America and vice versa as the volcanic Isthmus of Panama rose up from the sea …

Major change…

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