Microbial Life in Extreme Environments part of Extreme Environments
The study of extremophiles challenges our concept of the limits of life, informs our quest for the comprehensive tree of life, and helps us to understand how evolution has taken place. About Microbial Extremes ...

Acidic Environments part of Extreme Environments:Acidic
Created by Mindy Richlen, Marine Biological Laboratory Microorganisms that are able to develop under extreme conditions have recently attracted considerable attention because of their peculiar physiology and ...

Environments Altered by Humans part of Extreme Environments:Altered by Humans
Created by Julian Deiss Environments Altered by Humans are ones that seem inhospitable to most life. Toxic environments are typically regarded as ones capable of causing injury or death through exposure to ...

Extremely Cold environments part of Extreme Environments:Extremely Cold
Created by: Scott N. Montross, Montana State University "Psychrophiles are defined as organisms having an optimal temperature for growth at about 15ÂC or lower, a maximal temperature for growth at about 20Â ...

Hypersaline Environments part of Extreme Environments:Hypersaline
Created by Ashlee Allred and Bonnie K. Baxter, Ph.D., Westminster College, Salt Lake City, UT At salinities greatly exceeding 1.5 M, prokaryotes predominate: The moderately halophilic and haloversatile bacteria at ...

Radioactive Environments part of Extreme Environments:Radiation
Created by: Scott N. Montross, Montana State University "Bacteria of the genus Deinococcus exhibit an extraordinary ability to withstand the lethal and mutagenic effects of DNA damaging agents-particularly ...

High Pressure Environments part of Extreme Environments:Under Pressure
Created by: Scott N. Montross, Montana State University Pressure has a substantial effect on the physiology and biochemistry of living cells. Microorganisms inhabiting the deep-sea and subsurface of Earth have the ...

Environments Without Oxygen part of Extreme Environments:Without Oxygen
By Julian Deiss Environments Without Oxygen can be found thought the Earth from places as unglamorous as a waste management plant to deep hydrothermal vents on the ocean floor. The commonality between these ...

About MLER part of About MLER
Teaching the diversity, ecology and evolution of the microbial world Welcome to MLER, promoting visibility of on-line resources for use in the teaching of microbiology. It is part of the NSDL (more info) . Project ...

Integrating Research and Education part of Integrating Research and Education
One of the goals of MLER is to demonstrate ways to bring exciting new research results into instructional activities at all levels. For researchers, MLER can assist by aggregating and disseminating research ...