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Before Columbus, the parasites that cause malaria were rampant in Eurasia and Africa but unknown in the Americas. Transported in the bodies of sailors, malaria may have crossed the ocean as early as Columbus's second voyage. Yellow fever, malaria's frequent companion, soon followed. The New World was the loss of 90 percent of the native population due to diseases that they never had seen before. There had been about 80 million and only around 720,000 were left. The land appeared to be empty.

From the Old World to the New:

The deadly smallpox, malaria, yellow fever, gonorrhea, chlamydia, common cold, measles, influenza, chickenpox all were mostly fatal as the natives had no natural immunity to these.

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Lela Lemke

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3y ago

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What happen because of the Columbian exchange?

The Columbian Exchange introduced important foods, such as potatoes, tomatoes, and chocolate, to Europe. It also introduced diseases such as smallpox to the New World.


What was four diseases that was exchanged durning the Columbian Exchange?

syphilis smallpox influenza typhus


What of the columbian exchange was negative for native americanS?

the introduction of smallpox


What happen because of columbian exchange?

The Columbian Exchange introduced important foods, such as potatoes, tomatoes, and chocolate, to Europe. It also introduced diseases such as smallpox to the New World.


What were the deadly affects of the Columbian exchange?

Through the Columbian Exchange, the Europeans spread many diseases, namely smallpox and measles, to the Native Americans. The East Coast's native population nearly halved in fifty years!


What was the deadliest exchange in the columbian exchange?

the introduction of smallpox


Who brought over the diseases in the Columbian exchange?

The Spanish and other people of the Eastern hemisphere did.They brought smallpox and measles.I think.


What was the change in the eastern hemisphere caused by the columbian exchange?

The Columbian Exchange resulted in an exchange of plants, animals, diseases, and technology between the Eastern and Western Hemispheres. This led to the introduction of new crops, like maize, potatoes, and tomatoes, in the Eastern Hemisphere, improving agricultural practices and increasing food production. It also transferred diseases like smallpox to the Eastern Hemisphere, causing significant population declines among indigenous communities.


How did the Columbian exchange impact the Americas?

The Columbian Exchange significantly transformed the Americas by introducing new crops, livestock, and diseases. European settlers brought crops like wheat and sugarcane, which altered agricultural practices and diets. However, the introduction of diseases such as smallpox devastated Indigenous populations, leading to significant demographic shifts and social disruption. Overall, the exchange facilitated cultural interactions but also resulted in profound consequences for Indigenous societies.


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What was the effect of the Columbian Exchange on the people of the Americas?

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What Part was the worst of the Columbian exchange for the natives?

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