1.

A major difference between EHEC and EPEC is

A. EHEC secretes a Shiga-like toxin and EPEC does not
B. EHEC possesses a type III secretion system and EPEC does not
C. EPEC rearranges host cell actin and EHEC does not
D. EPEC passes through the placenta to infect the fetus and EHEC does not
Answer» B. EHEC possesses a type III secretion system and EPEC does not


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