Which enzyme in the Krebs cycle is indirectly affected by hyperammonemia due to its impact on metabolic pathways?
AAlpha-Ketoglutarate dehydrogenase
BIsocitrate dehydrogenase
CSuccinate dehydrogenase
DMalate dehydrogenase
Which bacterial species is commonly found on the skin?
ALactobacillus
BStreptococcus pyogenes
CBacteroides fragilis
DCutibacterium acnes
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
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