Microorganisms and Disease
Lactoferrin helps to protect against pathogens by

facilitating the growth of normal flora
sequestering Iron
blocking sebum production
lowering the pH

ANSWER DOWNLOAD EXAMIANS APP

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

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

ANSWER DOWNLOAD EXAMIANS APP