Archaebacteria Meaning: Definition, Examples, and Translations
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archaebacteria
[หษหrkiหbรฆkหtษชษriษ ]
Definition
biology
A group of single-celled microorganisms that are prokaryotes, lacking a cell nucleus and other membrane-bound organelles. They are considered to be more ancient than bacteria and live in harsh environments such as hot springs, salt flats, and deep-sea vents.
Examples of usage
- Archaebacteria are known for their ability to survive in extreme conditions.
- Some archaebacteria have unique metabolic processes that allow them to thrive in environments that would be lethal to other organisms.
Translations
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Interesting Facts
Science
- They thrive in extreme environments, such as boiling hot springs and deep ocean vents, showcasing life's adaptability.
- Unlike most bacteria, archaebacteria can often survive without oxygen, which leads to unique metabolic processes.
Environment
- They play a crucial role in ecosystems by helping decompose organic material in harsh conditions where other organisms cannot survive.
- Some archaebacteria produce methane, a gas that is important for energy production but can impact climate change.
Technology
- Research on archaebacteria contributes to biotechnology and the development of new drugs, due to their unique biochemical pathways.
- They are used in industrial processes, including bioleaching, which extracts metals from minerals through biological means.
Pop Culture
- The discovery of archaebacteria has been featured in documentaries exploring the origins of life on Earth.
- They are sometimes humorously depicted in sci-fi media as 'aliens' because of their unique characteristics and habitats.
Origin of 'archaebacteria'
Main points about word origin
- The name 'archaebacteria' comes from Greek where 'archaeo' means 'ancient,' reflecting their old age.
- These microorganisms were recognized as a separate group in the late 1970s, changing how scientists classify life.
The term 'archaebacteria' was coined in the 1970s to distinguish these ancient microorganisms from true bacteria. Initially thought to be a type of bacteria, further research revealed their unique characteristics and led to the establishment of the domain Archaea. Archaebacteria are now recognized as a distinct group of organisms with a fascinating evolutionary history.