Question

Write a short note on Archae bacteria.

Answer 1

Archaebacteria differ from all other bacteria (which are sometimes called eubacteria). ... These bacteria live at extremely high temperatures, such as in hot springs, and are associated with extreme acid environments. Like the other archaebacteria, the extreme thermophiles lack peptidoglycan in their cell walls

Answer 2

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Archae Bacteria -

→ Methanogens : Present in the guts of cow and buffalo. They are responsible for the production of methane from dung of cow.

→ Holophiles : Live in salty areas.

→ Thermoacidphiles : Live in hot spring. Example : Therma aquaticus produce enzyme. Taq polymerase ( help in DNA replication ).

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★ These are included in kingdom monera.

★ These are prokaryotic i.e having no well defined nucleus.

★ Widely spread.

★ Cell wall of bacteria is made up of peptidoglycon [ Sugar + Amino acid ]. Except archae and mycoplasma ( Murein ).

★ Mode of reproduction is Asexual mostly.