Please answer 1-7
Bacteria such as E. coli and Salmonella
produce invasins that affect the host’s cells,...
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Biology
Please answer 1-7
Bacteria such as E. coli and Salmonellaproduce invasins that affect the host’s cells, thus causing thehost cells to __________.
release tumor necrosis factors (TNFs)
produce iron-binding proteins
engulf the bacterial cell
destroy the bacterium
What are interleukins and interferons?
antibodies
antigens
cytokines
bacterial toxins
Which of these permanently colonize the host through most of itslife?
normal microbiota
transient microbiota
alien microbiota
none of these
Which statement about nosocomial infections isfalse?
they occur in compromised patients
they may be caused by drug-resistant bacteria
they are caused by microbes living inside of the medicalfacility
the patient had the infection prior to hospitalization
Endotoxins are __________.
associated with gram-positive bacteria
are generally more potent than exotoxins
associated with gram-negative bacteria
actively excreted by living cells
Ergot toxin, Aflatoxin, and other types of mycotoxins areproduced by ________.
viruses
bacteria
fungi
helminthes
Which of these is a portal of microbial entry into humans?
mucous membranes
skin
parenteral routes  Â
all of these are correct
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Bacteria such as E coli and Salmonella produce invasins that affect the hosts cells thus causing the host cells to Correct option release tumor necrosis factors TNFs This is the correct option because invasin causes host cell to induce inflammatory response by producing TNF alpha cytokine What are
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