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 4/2014
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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VIDEO: Mannitol Salt Agar (MSA) Specialized
Bacterial Growth Medium
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