Which is not a characteristic of Enterobacteriacea?

Carriers of Salmonella typhi and paratyphi can spread the organism to others while not being sick themselves due to the organism residing in this organ: 

Group B Streptococcus and Listeria can be mistakenly confused when growing on SBA.  Select the test which would definitively help to separate these two organisms.

Evaluate the picture of a non-fermenter with a grapey odor.  Which organism is it?

Select the Mycobacterium spp. which is not a member of the M. tuberculosis complex group:

Match each organism with its primary means of transmission or animal association:

Match the medium with the bacteria for which it is used.

A patient is suspected of having Legionella pneumonia.  What would be the best step to confirm this infection?

A patient at urgent care presents with the following. What has this patient been infected with?

List 5 things that you can do in order to scan more ergonomically.