The can survive in almost any habitat but most kinds thrive in warm damp climates,

Common to all Bacteria: they never have a nucleus, they rarely have membrane-bound organelles and, they have a plasma membrane.

They are asexual reproducing via cellular fission,

Habitat: They exist in a large range of habitats (http://en.wikipedia.org).

Characteristics that are native to archaea: plasmid membranes containing lipid compositions; RNA polymerase and ribosomes are unique (www.uic.edu).

Reproduction: They are asexual, reproducing via binary fission, fragmentation, or budding (http://en.wikipedia.org).

Nutrition: They are mostly heterotrophs (www.uic.edu).

http://www.uic.edu/classes/bios/bios104/mike/bacteria01.htm