4.00 An introduction to the biology and significance of microorganisms. Emphasis will be placed on human- and health-related aspects of microbiology. Credit may not be earned in both BIO 245 and BIO 280. Not available for biology or biotechnology major credit. Prerequisite:CHEM 120, CHEM 131, ISCI 101, BIO 103 or equivalent.Corequisite:CHEM 120, CHEM 131, ISCI 101,BIO 103 or equivalent.