Double helix symbol meaning. In 1953, Francis Crick and James Watson first described the molecular structure of DNA, which they . See full list on biologydictionary. Double Helix (History & Meaning of Symbols) The double helix is a symbol that has fascinated people for decades. The double helical structure of a nucleic acid complex arises as a consequence of its secondary structure, and is a fundamental component in determining its tertiary structure. Apr 24, 2018 ยท Nowadays, the DNA double-helix is not just a model of a microscopic organic structure: it symbolises the backbone of our current understanding of ourselves. Found in all living organisms, DNA’s double helix shape is as intriguing as it is vital. Is there anything more interconnected and… The double helix is a description of the molecular shape of a double-stranded DNA molecule. It’s the main pillar of evolution, which represents our history, influences our behaviour and gives us clues to our future. net The meaning of DOUBLE HELIX is a helix or spiral consisting of two strands in the surface of a cylinder that coil around its axis; especially : the structural arrangement of DNA in space that consists of paired polynucleotide strands stabilized by cross-links between purine and pyrimidine bases. The double helix as a symbol and structure is written into our DNA and shared histories.