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 it is a polysaccharide vaccine that does not confer long-term protection None of these the vaccine is sufficiently toxic to make it necessary to administer only a small amount at any one time mutations in the viral hemagglutinin may allow the virus to evade the immune response elicited by previous vaccines it is a polysaccharide vaccine that does not confer long-term protection None of these the vaccine is sufficiently toxic to make it necessary to administer only a small amount at any one time ANSWER DOWNLOAD EXAMIANS APP
Microorganisms and Disease Both Mycobacterium tuberculosis and Streptococcus pneumoniae have polysaccharide capsules have cell walls that contain a high content of mycolic acids stay in the lung and rarely, if ever, enter the bloodstream are acquired by inhalation have polysaccharide capsules have cell walls that contain a high content of mycolic acids stay in the lung and rarely, if ever, enter the bloodstream are acquired by inhalation ANSWER DOWNLOAD EXAMIANS APP
Microorganisms and Disease Each of the 3 virulence factors of Bacillus anthracis i.e. the capsule, edema toxin and lethal toxin can affect the activity of M cells macrophages B cells ciliated epithelial cells M cells macrophages B cells ciliated epithelial cells ANSWER DOWNLOAD EXAMIANS APP
Microorganisms and Disease Pseudomembraneous colitis is caused by a gram-positive bacterium All of these caused by a spore-forming bacterium precipitated by the use of certain antibiotics caused by a gram-positive bacterium All of these caused by a spore-forming bacterium precipitated by the use of certain antibiotics ANSWER DOWNLOAD EXAMIANS APP
Microorganisms and Disease In the human disease cholera, what is it that actually ends up killing the victim? Faulty carrier proteins Dehydration and loss of nutrients the toxin produced by the bacterium Too little water in the food stream Faulty carrier proteins Dehydration and loss of nutrients the toxin produced by the bacterium Too little water in the food stream ANSWER DOWNLOAD EXAMIANS APP
Microorganisms and Disease Which of the following disease is not caused by microbial protein toxin? Botulism Diphtheria Shigella dysentery Tuberculosis Botulism Diphtheria Shigella dysentery Tuberculosis ANSWER DOWNLOAD EXAMIANS APP