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Images from NASA, http://pds.jpl.nasa.gov/planets/

Extraterrestrial life-

Does it exist?

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What is an extremophile?

Microbes that live

where nothing else

can

Extremozymes-

enzymes that work

under extremes

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What is an enzyme?

Large biological molecule responsible

chemical reactions that sustain life

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Enzymes at extremes

Extreme temperatures cause

proteins to denature, which is

why fevers can be dangerous.

Temperature

pH

Salt concentration

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Extremophile

Extreme loving

Thermophiles-high temperatures

Psychrophiles-

low temperatures

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Chemical Extremes

Acidophile

Alkaliphile

HalophileDead Sea

Mono Lake soda lake

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More Extremophiles

Endolith- Lives

inside rocks or pores

of minerals

Giardia

Anaerobe- Liveswithout the presence

of oxygen

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Life at the Extreme!

Create a Presentation for Tourists (5 minute)Include:

Location

Challenges of living there

Extremophile- scientific name and relevantinformation

How it survives- adaptations

Interesting Facts

If we were to go into space, where might wefind it?

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1. Carlsbad Caverns National Park: Lechuguilla Cave

2. Yellowstone National Park: Hot Springs

3. Great Salt Lake State Park

4. Cruise Ship over Hydrothermal Vents

5. Kamchatka

6. Indonesia: Kawah Ijen Lake

Life at the Extreme!