Around the same time, researchers James Watson and Francis Crick were pursuing a definitive model for the stable structure of DNA inside cell nuclei. Watson and Crick ultimately used Franklin's ...
but it took until 1943 before scientists realised that DNA was the genetic material in cells, and that it contained a code for life. The next step was to find out its structure, in order to ...
DNA molecules are large and complex. They carry the genetic code that determines the characteristics of a living organism. The diagram shows the relationship between the cell, its nucleus ...