Why is it best to hold the cap of a tube in your little finger during an inoculation instead of placing it on the counter top?

What genera of organisms thrive on mannitol salt agar?

A pH indicator is added to mannitol salt agar to allow for the detection of acid production. The pH indicator used in mannitol salt agar is __________.

Which of the following make(s) eosin methylene blue agar selective?

The tube indicated contains broth from a MR-VP broth tube and __________.

Which type of organisms produce hemolysins?

The test designed to identify organisms able to ferment glucose, with the production of acetoin and 2,3-butanediol is the __________.

Which of the following indicates a negative oxidase test?  

Eosin methylene blue agar is used to __________.

The most important operational risk factor to microbiology lab safety is releasing microorganisms into the air as aerosols and droplets.