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Which of the following organisms, to date, is considered universally susceptible to penicillin:

Which of the following organisms can grow in the small bowel and cause diarrhea in children, traveler’s diarrhea, and severe cholera-like syndrome through production of exotoxins?

Mycoplasma pneumoniae causes which of the following?

A 29 year old man is seen for recurrence of purulent urtheral discharge 10 days are the successful treatment of proven gonorrhea diagnosis. The most likely etiology of his urethritis is:

What are the four psychological factors that influence working with clients across different cultures?  

What is the gram stain for Neisseria species?

Identify this parasite:   image003638f9f16.jpg

Plesiomonas shigelloides is member of the family Enterobacteriaceae. The characteristic that differentiates Plesiomonas from other members is:

A microbiologist is reading CTA sugars.  The glucose tube is the only tube that is positive.  What is the most likely organism producing this result?

MacConkey media for screening suspected E. coli O157:H7 must contain: