The expression of many eukaryotic genes is regulated at the level of ... it also associates with the cap structure at the 5′ end and the poly(A) tail at the 3′ end (reviewed in ref.

However, the structure of chromatin also appears to serve a second, possibly more important role, in that it gives eukaryotic cells the capability to exert complex levels of control over gene ...

This simplified structure allows for rapid transcription and translation, enabling prokaryotes to respond quickly to environmental changes. In contrast, in eukaryotic genes, the primary RNA ...

Their cell structure is simpler than the cells of animals ... Genetic material DNA in a nucleus, plasmids are found in a few simple eukaryotic organisms. DNA is a single molecule, found free ...