Quiz: Infection by Escherichia coli O157:H7 and Other Enterohemorrhagic E. coli (EHEC)
Question 1 of 3  

Ingested E. coli O157:H7 produces high levels of toxins in the large intestine. These toxins are closely related to those produced by which of the following organisms?

  • A.

    Entamoeba histolytica

  • B.

    Clostridium difficile

  • C.

    Giardia lamblia

  • D.

    Shigella dysenteriae

Am I correct?