Protein synthesis refers to the process by which cells construct proteins. It's a fundamental cellular mechanism for all living organisms, as proteins carry out enzymatic activities, structural ...

There are several different versions of this hypothesis ... Archaebacteria (Archaea) and the origin of the eukaryotic nucleus. Curr Opin Microbiol 8, 630–637 (2005) doi:10.1016/j.mib.

Bacteria are amongst the simplest of organisms – they are made of single cells. Their cell structure is simpler than the cells of animals, plants and fungi.

Moreover, nearly all eukaryotic organelles are separated from ... This partitioning permits different kinds of biochemical reactions to take place in different organelles. Although each organelle ...

Scientists propose that the eukaryotic branch of this family tree formed when two prokaryotes, an ancient bacterium and archaeal cell, merged, forming a symbiotic relationship maintained over time. 1 ...

Genetic material DNA in a nucleus, plasmids are found in a few simple eukaryotic organisms. DNA is a single molecule, found free in the cytoplasm; additional DNA is found on one or more rings ...