Archaea and bacteria are two different domains of cellular life. They are both prokaryotes, as they are unicellular and lack a nucleus. They also look similar (even under a microscope). However ...

In the late 1970s, a new branch was added to the tree of life, and archaea joined bacteria and eukarya, as domain classifications. Archaea and bacteria are both simple forms of cells called ...

Many archaea, like bacteria, can form biofilms, which are microbial communities of adherent cells embedded in an extracellular polymeric matrix. H. volcanii can form biofilms either on solid ...

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