Archaea wrap their DNA (yellow) around proteins called histones (blue), shown above in a 3-D representation. The wrapped structure bears an uncanny resemblance to the eukaryotic nucleosome ...

Scientists identified two key distinctions related to the DNA replication system and the membrane. The replication system of archaea is largely unrelated to that of bacteria, but it is homologous ...

JERUSALEM, Jan. 21 (Xinhua) -- Researchers have identified ancient proteins that may help explain how the first complex cells evolved from simpler ones over 1.5 billion years ago, Israel's Ben-Gurion ...

Fort Lauderdale, FL, USA) was attached to the CTD deployed during each pump cast to collect water from the sampler for inorganic nutrient analysis and onboard filtration of DNA/RNA. For nutrients ...

From the flamboyant blossoms and birds of rainforests to the living rainbows of coral reefs, Earth’s surface is teeming with ...

The discovery of restriction enzymes in the early 1970s heralded a new age in molecular biology. These enzymes recognize characteristic DNA sequences and cut them. Bacteria and Archaea can also use ...

In prokaryotes, DNA is bundled together in the nucleoid region ... Prokaryotes can be split into two domains, bacteria and archaea, and are unicellular organisms that lack membrane-bound structures.

DNA topoisomerases are a class of enzymes that ... Until recently Topo VI was thought to occur only in archaea, a domain of ...