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.
In this article, we will look deep into the structure of DNA and explain how it makes itself and how it determines all of your traits. First, let's look at how DNA was discovered. Â­DNA is one of a class of molecules called nucleic acids. Nucleic acids were originally discovered in 1868 by Friedrich Meischer, a Swiss biologist, who isolated DNA from pus cells on bandages.