Which of the following diseases is caused by a protozoan?
Correct answer: A. Babesiosis
- A. Babesiosis
- B. Blastomycosis
- C. Syphilis
- D. Influenza
Explanation
Babesiosis is a malaria-like parasitic disease caused by infection with Babesia, a parasitic protozoan. Babesiosis has long been recognized as a disease of cattle and other domestic animals until human forms of babesiosis were discovered. Babesia parasites reproduce in the red blood cells of mammals and cause hemolytic anemia, quite similar to malaria. The parasite is transmitted by ticks.
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