Haloarchaea
Haloarchaea
Haloarchaea (pronounced: ha-lo-ar-ke-a) are a class of the Euryarchaeota phylum of the Archaea domain. They are known for their ability to survive in high-salt environments, such as salt lakes and evaporating ponds.
Etymology
The term "Haloarchaea" comes from the Greek words 'halos', meaning 'salt', and 'archaios', meaning 'ancient'. This reflects their preference for high-salt environments and their ancient evolutionary lineage.
Characteristics
Haloarchaea are extremophiles, organisms that thrive in extreme environments. They are particularly adapted to high-salt environments, where they use the high salt concentration to generate ATP, the energy currency of the cell. They are also capable of photosynthesis, using a unique form of bacteriorhodopsin to capture light energy.
Classification
Haloarchaea belong to the Euryarchaeota phylum of the Archaea domain. They are further divided into several families, including the Haloferacaceae, Haloarculaceae, and Halobacteriaceae.
Related Terms
- Extremophile
- Euryarchaeota
- Archaea
- ATP
- Photosynthesis
- Bacteriorhodopsin
- Haloferacaceae
- Haloarculaceae
- Halobacteriaceae
External links
- Medical encyclopedia article on Haloarchaea
- Wikipedia's article - Haloarchaea
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