Microorganisms and Disease
Plastic implants can pose a serious nosocomial infection problem because

phagocytes have trouble engulfing bacteria embedded in a biofilm
infected implants usually have to be surgically removed
phagocytes have trouble moving on the plastic surface
All of these

ANSWER DOWNLOAD EXAMIANS APP

Microorganisms and Disease
Prontosil is

an effective antibacterial when used in animals
not used as an antibacterial agent
an effective antibacterial when used in in-vitro cultures
an effective antibacterial both in animals as well as in in-vitro cultures

ANSWER DOWNLOAD EXAMIANS APP

Microorganisms and Disease
Which of the following is common in the disease caused by Coryne-bacterium diphtheriae and Bacillus anthracis?

Diphtheria toxin and edema toxin are ADP ribosylating toxins
Both organisms cause skin and respiratory tract infections
The most serious disease symptoms are the direct result of toxin action
Both organisms are gram-positive spore formers

ANSWER DOWNLOAD EXAMIANS APP