You have free access to a large collection of materials used in a college-level introductory microbiology course. The Virtual Microbiology Classroom provides a wide range of free educational resources including PowerPoint Lectures, Study Guides, Review Questions and Practice Test Questions.
Page last updated 2/2016
Nasal samples plated on TSY (left) and Mannitol Salt Agar (right). Mannitol Salt showing halophilic bacteria that are normal flora of the nose.
Unknown bacteria plated on Mannitol Salt Agar (left) and MacConkey's Agar (right). Note that there is no growth on MacConkey's. What do you think the unknown bacterium is?
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Learn more about this specialized medium in the SPO article:
How Microbiologists Wish Each Other Happy Birthday!
Staph aureus on Mannitol Salt Agar
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