Slide 1
Universal Tree of Life: 3 Domain System
Extreme Environments on Earth
Cellular Targets of Adaptations to Extreme Environments
Life on Ice
Adaptations to Extreme Cold: Making More Fluid Membranes
More Life on Ice: Algae
Polychaete Worms Living on Methane Ice
Lake Vostoc: A model for Life on Europa?
Hydrothermal Vent Systems
Anatomy of A Vent
Hydrothermal Vents: Abiotic Conditions
Hydrothermal Vents: Biotic Community
Hydrothermal Vent Ecosystems: The Prokaryotes
Thermal Adaptations Used By Hyperthermophiles for Survival
Hydrothermal Vent Ecosystem: Tube Worms
Endosymbiosis in Tubeworms
Hydrothermal Vent Ecosystems: Bivalves
Hydrothermal Vent Ecosystems: “Snow Flurries” and Crabs
And Where There’s Crabs, Octopi Are Not Far Behind
Slide 22
Extreme Environments on Earth
Life in Sulfur Springs (Hot and Acidic)
Other Acidic Environments and Denizens
High Salt Environments
Halophilic Algae
Halobacterium salinarum and Light-mediated ATP Synthesis
Slide 30
High Salt Alkaline Environments: Soda Lakes
Survival Under Conditions of High Level Radiation Exposure: Deinococcus radiodurans
DNA Damage Repair in Deinococcus radiodurans
Importance of Extremophiles:Extremozymes
Importance of Extremophiles: Astrobiological Implications