Question

In 1805, a Scottish explorer named Mungo Park led an expedition of European geographers to find the source of the Niger River in Africa. The journey began with a party of 45 Europeans. During the expedition, most of these men perished from malaria. Their native guides and the other natives they encountered were seemingly unaffected. Use the data to construct an explanation for why the native Africans’ phenotype helped them survive.

Answer 1

Most native African are not at risk for infection by P. vivax malaria because they carry a genetic mutation that makes them resistant to this strain.

What is malaria?

Malaria is a serious and sometimes becomes fatal disease caused by a parasite that commonly infects a specific type of mosquito that feeds on humans. People who suffers from malaria are typically very sick with high fevers, shaking chills, and flu-like illness.

Most of these men perished from malaria because they do not contain resistant strain against malaria.

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