Group items tagged

Enormous amount of instructional material for teachers and students. Compiled by Sarah Bordenstein, Marine Biological Laboratory The Winogradsky Column is an excellent activity, specifically for grades 5 - 12, to demonstrate the growth of microorganisms. As a result of this activity, students will: learn about the metabolic diversity of prokaryotes, applying terms such as phototroph, chemotroph, autotroph, and heterotroph.