Multiple ChoiceThe cell wall in bacteria is primarily composed of which of the following substances?40views
Multiple ChoiceAn antimicrobial that inhibits bacterial cell wall synthesis will result in which of the following?34views
Multiple ChoiceWhich of the following substances does NOT protect a bacterium from phagocytosis?25views
Multiple ChoiceWhich type of bacterial enzyme helps spread Streptococcus pyogenes by digesting blood clots?35views
Multiple ChoiceIn the context of bacterial pathogenesis, what is the term for the sequence of events that enables a bacterium to establish an infection in a host?18views
Multiple ChoiceWhich of the following is a mechanism used by bacterial endospores to protect their DNA?23views
Multiple ChoiceIn some bacterial cells, a whiplike extension called a ______ is used for movement.21views
Multiple ChoiceIn the figure, which diagram of a bacterial cell wall is most resistant to many antibiotics such as penicillin?37views
Multiple ChoiceMany bacteria possess blank______ that actively transport drugs out of the cells. Which structure best completes the sentence?19views
Multiple ChoiceWhich term best describes a small, circumscribed lesion containing pus that may be associated with bacterial infection?15views
Multiple ChoiceIn the figure, which diagram of a cell wall represents a structure that protects the bacterial cell against osmotic lysis?61views
Multiple ChoiceWhich of the following bacterial cell types is most sensitive to radiation damage?24views
Multiple ChoiceWhich of the following best explains the presence of nontransformed bacteria growing on an LB/ampicillin (LB/amp) plate during a transformation experiment?31views