Microbial tissue (IMAGE) Technische Universität Dresden Caption "Microbial tissue": two complex and fully differentiated bacterial colonies "meet" on a nutrient plate. Bacillus subtilis to the left, a so far uncharacterized streptomycete on the right; both had just been isolated from a soil sample during an advanced lab course. Credit Nina Lautenschlaeger Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.