Which of the following bacteria produces a toxin that inhibits protein synthesis?
ACorynebacterium diphtheriae
BBacillus anthracis
CStaphylococcus aureus
DVibrio cholerae
A study of nosocomial infections involving urinary catheters is performed. The study shows that the longer an indwelling urinary catheter remains, the higher the rate of symptomatic urinary tract infections (UTIs). Most of these infections are bacterial. Which of the following properties of these bacteria increase the risk for nosocomial UTIs?
AEnzyme elaboration
BBiofilm formation
CQuorum sensing
DExotoxin release
The ability of bacteria and microcolonies within biofilm to communicate with one another is?
ATransmission
BConjugation
CTransformation
DQuorum sensing
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