Examine the below picture, and choose the most accurate answer choice based on the picture.      

Which ingredient(s) in mannitol salt agar (or most media, actually) would provide a source of nitrogen?

Enterotube II conducts several biochemical tests on the same organism, using _____ compartments.

In the coagulase slide test, what is the purpose of the drops of saline?

What would MOST likely happen if you did not add enough sodium chloride to mannitol salt agar?

What is the purpose of adding sodium chloride to Mannitol Salt Agar?

When examining results of a Triple Sugar Iron agar test, why would a tube be yellow only at the bottom?

How can you tell if an organism makes the enzyme coagulase?

In the Triple Sugar Iron Agar test, ________ could form as a result of the organism being able to break down cysteine in the peptone, which may then produce hydrogen sulfide.  

Which chemokine(s) direct(s) a B cell out of the blood stream and into a secondary lymphoid tissue toward the T cell area?