21) The use of Penicillin and Bacteriocins are examples of: a) Toxin-mediated killing b) Viral mediated lysis c) Predation-mediated killing d) Metabolite inhibitors e) DNA inhibitors 22) Evaluating the effectiveness of a chemical or reagent is done through: a) Periodic transfer and refrigeration b) the Phenol Coefficient test c) Lyophilization d) Viral mediated lysis e) a and b 23) Salmonella typhi and Staphylococcus aureus are two species used in: a) Toxin-mediated killing b) Viral mediated lysis c) Predation-mediated killing d) Autoclave effectiveness evaluation e) Phenol Coefficient test 24) Chemotherapeutics have ____ Toxicity: a) Broad spectrum b) General c) Differential d) Selective e) c & d 25) The gas that has been used recently used to decontaminate biological safety cabinets is: a) EtO b) Beta-propiolactone c) NO Gas d) N2O Gas e) Vapor-phase H2O2
21) The use of Penicillin and Bacteriocins are examples of: a) Toxin-mediated killing b) Viral
mediated lysis c) Predation-mediated killing d) Metabolite inhibitors e) DNA inhibitors
22) Evaluating the effectiveness of a chemical or reagent is done through: a) Periodic transfer
and refrigeration b) the Phenol Coefficient test c) Lyophilization d) Viral mediated lysis e) a
and b
23) Salmonella typhi and Staphylococcus aureus are two species used in: a) Toxin-mediated
killing b) Viral mediated lysis c) Predation-mediated killing d) Autoclave effectiveness
evaluation e) Phenol Coefficient test
24) Chemotherapeutics have ____ Toxicity: a) Broad spectrum b) General c) Differential
d) Selective e) c & d
25) The gas that has been used recently used to decontaminate biological safety cabinets is: a)
EtO b) Beta-propiolactone c) NO Gas d) N2O Gas e) Vapor-phase H2O2
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