Microorganisms and Disease Both Mycobacterium tuberculosis and Streptococcus pneumoniae stay in the lung and rarely, if ever, enter the bloodstream have polysaccharide capsules are acquired by inhalation have cell walls that contain a high content of mycolic acids stay in the lung and rarely, if ever, enter the bloodstream have polysaccharide capsules are acquired by inhalation have cell walls that contain a high content of mycolic acids ANSWER DOWNLOAD EXAMIANS APP
Microorganisms and Disease The influenza vaccine is administered each year because mutations in the viral hemagglutinin may allow the virus to evade the immune response elicited by previous vaccines the vaccine is sufficiently toxic to make it necessary to administer only a small amount at any one time it is a polysaccharide vaccine that does not confer long-term protection None of these mutations in the viral hemagglutinin may allow the virus to evade the immune response elicited by previous vaccines the vaccine is sufficiently toxic to make it necessary to administer only a small amount at any one time it is a polysaccharide vaccine that does not confer long-term protection None of these ANSWER DOWNLOAD EXAMIANS APP
Microorganisms and Disease Prontosil is an effective antibacterial when used in animals an effective antibacterial both in animals as well as in in-vitro cultures an effective antibacterial when used in in-vitro cultures not used as an antibacterial agent an effective antibacterial when used in animals an effective antibacterial both in animals as well as in in-vitro cultures an effective antibacterial when used in in-vitro cultures not used as an antibacterial agent 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 secrete LT (heat labile toxin) and ST (heat stable toxin) into the lumen of the intestine survive within macrophages survive the acid pH of the stomach activate T cells to proliferate and secrete cytokines secrete LT (heat labile toxin) and ST (heat stable toxin) into the lumen of the intestine survive within macrophages survive the acid pH of the stomach activate T cells to proliferate and secrete cytokines ANSWER DOWNLOAD EXAMIANS APP
Microorganisms and Disease Which of these cytokines is also known under the name cachectin? Tumor necrosis factor (TNF) Interleukin 2 None of these Interferon gamma Tumor necrosis factor (TNF) Interleukin 2 None of these Interferon gamma ANSWER DOWNLOAD EXAMIANS APP
Microorganisms and Disease An important host defense of human beings is a dense resident microbiota associated with bladder vagina lungs uterus bladder vagina lungs uterus ANSWER DOWNLOAD EXAMIANS APP