Author Question: E. coli O157:H7 is one example of an ________ strain. A) enteroinvasive B) enterotoxigenic C) ... (Read 90 times)

lunatika · **on:** Jun 25, 2018

E. coli O157:H7 is one example of an ________ strain.

A) enteroinvasive B) enterotoxigenic
C) enterohemorrhagic D) enteropathogenic

Question 2

A rectal swab on a 6-year-old male reveals an oxidase-positive, gram-negative diplococcus that grows on chocolate and Thayer-Martin agars.

The organism proved to be beta-galactosidase negative, gamma-glutamylaminopeptidase negative, and proline-laminopeptidase positive. Based on these results you would
A) review the colony for pigment production.
B) report the organism as Neisseria gonorrhoeae.
C) report the organism as normal flora.
D) repeat the identification using a second methodology.