Meaning of âtraitâ in the English Dictionary. See all translations. uk â /treÉªt/ us â /treÉªt/. C2 a particular characteristic that can produce a particular type of behaviour: His sense of humour is one of his better traits. Arrogance is a very unattractive personality/character trait.
It appeared in April 1953 in the scientific paper where James Watson and Francis Crick presented the structure of the DNA-helix, the molecule that carries genetic information from one generation to the other.
The three-dimensional shape of a protein is determined by its primary structure. The order of amino acids establishes a protein's structure and specific function. The distinct instructions for the order of amino acids are designated by the genes in a cell. When a cell perceives a need for protein synthesis, the DNA unravels and is transcribed into an RNA copy of the genetic code.