different diseases

What Is A Difficulty In Understanding The Columbian Exchange?

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What Is A Difficulty In Understanding The Columbian Exchange? Europeans brought deadly viruses and bacteria, such as smallpox, measles, typhus, and cholera, for which Native Americans had no immunity (Denevan, 1976). On their return home, European sailors brought syphilis to Europe. What are 2 disadvantages of the Columbian Exchange? Native populations were enslaved. … Diseases

Can Dogs Give Leptospirosis To Humans?

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Can Dogs Give Leptospirosis To Humans? Yes. The bacteria that cause leptospirosis can be spread from dogs to people . This, however, does not often happen. People become infected with the bacteria the same way that dogs do – direct contact with an environment contaminated with the urine of infected animals. How easy is it