The BioEd Online site, created by the dedicated staff at the Baylor College of Medicine, is a veritable cornucopia of material for science educators. The lesson plans are all classroom tested and high-quality. This...

Cryptobiotic crusts are featured in this web page, with discussion on cryptobiotic communities, cyanobacteria, and other organisms that comprise this environment. The site provides numerous images of cryptobiotic soil...

This webpage, created by Dennis Kunkel Microscopy, Inc., features a stock photographs of microscopic bacteria. Some of these immature bobtail squid, dog tapeworm proglottid, tapeworm proglottids, sheep liver fluke,...

This video from CUNY Kingsborough Community College describes diluting bacterial cultures. The brief demonstration is described step by step and would be easy to replicate in a laboratory setting. Running time for the...

DNA transformation is a naturally occurring but rare event in which DNA can be transferred into bacteria. In 1970, Morton Mandel and Akiko Higa discovered a way to make E. coli more 'competent' for transforming foreign...