Biosafety level 4 (BSL-4) organisms are dangerous, exotic, and pose an increased risk of aerosol-transmitted infections and life-threatening disease. Two examples of BSL-4 organisms are
A) Marburg and Congo-Crimean hemorrhagic fever.
B) St. Louis encephalitis virus and Coccidioides immitis.
C) Mycobacterium tuberculosis and Ebola virus.
D) Francisella tularensis and Ebola virus.

Question

Quizplus · Accepted Answer

Marburg and Congo-Crimean hemorrhagic fever viruses are examples of BSL-4 organisms, which require the highest level of biocontainment due to their danger and the high risk of aerosol transmission.

Biosafety Level 4 (BSL-4) Organisms Are Dangerous, Exotic, and Pose