The Fourth Edition encourages students to visualize the invisible with new QR codes linking to 18 Video Tutors and 6 Disease in Depth features that motivate students to interact with microbiology content and explore microbiology further.

Reprint. Originally published: Clifton Park, NY: Cengage Learning, [2016].

A study guide that is intended to be useful for course work and exam preparation. This edition includes updated and expanded material, including AIDS, Lyme disease, and bacterial genetics.