Which of the following organisms has clear colonies on MacConkey agar, oxidizes glucose and xylose, ...

Which of the following organisms has clear colonies on MacConkey agar, oxidizes glucose and xylose, and has the ability to hydrolyze esculin?

a. Alcaligenes xylosoxidans
b. Paracoccus yeei
c. Rhizobium radiobacter
d. Shewanella putrefaciens

The mode of transmission of A. denitrificans can best be described as:

a. person-to-person contact.
b. exposure to contaminated water.
c. contaminated fluids or medical solutions.
d. close contact with animals.

On Gram stain, which organism appears thin in the center and thicker at the ends?

a. Agrobacterium yellow group
b. CDC groups EO-3 and EO-4
c. E. meningoseptica
d. E. brevis

The natural habitat of the bacterium Sphingobacterium is:

a. environment.
b. animal oral and respiratory flora.
c. environment, cold climates.
d. human normal flora.

The majority of human infections with Campylobacter species are caused by:

a. direct contact with carriers of the bacte-rium.
b. contamination of food, milk, or water with animal feces.
c. multiplication of the organism in food products.
d. direct contact with persons infected with the bacterium.

Home Search Q & A Board Gallery Resource Library Blog Dictionary Chat	Quick Links Start a Topic Latest Topics Unanswered Questions Courses Study Tools Browse by Textbook	Social Facebook YouTube Community Stats Who's Online Trending Staff	Help About Us Take the Tour Study Tips Posting Guidelines Terms and Policies Contact Us
Biology Forums - Study Force © 2010-2024 \| Powered by SMF \| SMF © 2015, Simple Machines \| Sitemap Biology-Forums.com is not affiliated with any publisher. Book covers, title and author names appear for reference only.

Which of the following organisms has clear colonies on MacConkey agar, oxidizes glucose and xylose, ...

Related Topics