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.
D)Francisella tularensis and Ebola.

Question

Quizplus · Accepted Answer

The only two BSL-4 organisms listed are Marburg and Congo-Crimean hemorrhagic fever.St.Louis encephalitis virus, M.tuberculosis, and F.tularensis are all BSL-3 organisms.

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