Chapter 11: The Prokaryotes: Domains Bacteria and Archaea

halophiles

Extremophiles, as they are known, include ________, thermophiles, and acidophiles.

chemoheterotrophic bacteria

The proteobacteria, which include most of the gram- negative, ________, are presumed to have arisen from a common photosynthetic ancestor.

prokaryotes

The ________ are grouped into two domains, the Archaea and Bacteria.

Members of the photosynthetic phylum Chlorobi

________ (representative genus: Chloro- bium) are called green sulfur bacteria.

Green sulfur bacteria

Members of the photosynthetic phylum Chlorobi are called

Green nonsulfur bacteria

Members of the phylum Chloroflexi are called

Extremophiles

They are known to include halophiles, thermophiles, and acidophiles.