Microorganisms and Disease Lactoferrin helps to protect against pathogens by sequestering Iron blocking sebum production lowering the pH facilitating the growth of normal flora sequestering Iron blocking sebum production lowering the pH facilitating the growth of normal flora ANSWER DOWNLOAD EXAMIANS APP
Microorganisms and Disease The agent responsible for causing mad cow disease is thought to be a fungus protozoan virus prion fungus protozoan virus prion ANSWER DOWNLOAD EXAMIANS APP
Microorganisms and Disease Which of the following disease is caused by DNA viruses? Small pox Poliomyelitis Yellow fever Measles Small pox Poliomyelitis Yellow fever Measles ANSWER DOWNLOAD EXAMIANS APP
Microorganisms and Disease Which of the following is common in the disease caused by Coryne-bacterium diphtheriae and Bacillus anthracis? Both organisms are gram-positive spore formers Both organisms cause skin and respiratory tract infections Diphtheria toxin and edema toxin are ADP ribosylating toxins The most serious disease symptoms are the direct result of toxin action Both organisms are gram-positive spore formers Both organisms cause skin and respiratory tract infections Diphtheria toxin and edema toxin are ADP ribosylating toxins The most serious disease symptoms are the direct result of toxin action ANSWER DOWNLOAD EXAMIANS APP
Microorganisms and Disease Which of these cytokines is also known under the name cachectin? Interleukin 2 None of these Tumor necrosis factor (TNF) Interferon gamma Interleukin 2 None of these Tumor necrosis factor (TNF) Interferon gamma ANSWER DOWNLOAD EXAMIANS APP
Microorganisms and Disease Type III secretion systems are used to inject "effector" proteins directly into a host cell. Salmonella uses a type III secretion system to help the pathogen to activate T cells to proliferate and secrete cytokines survive within macrophages survive the acid pH of the stomach secrete LT (heat labile toxin) and ST (heat stable toxin) into the lumen of the intestine activate T cells to proliferate and secrete cytokines survive within macrophages survive the acid pH of the stomach secrete LT (heat labile toxin) and ST (heat stable toxin) into the lumen of the intestine ANSWER DOWNLOAD EXAMIANS APP