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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About Biodiversity and Variety of Life
Biological classification uses taxonomic ranks, binomial nomenclature and shared characteristics to organize life into kingdoms. The major groups include prokaryotes, protists, fungi, plants and animals, with comparisons based on cell type, cell wall, nutrition, body organization, reproduction and evolutionary relationships; prokaryotes lack a membrane-bound nucleus.
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