Structure of DNA - Higher Biology Revision

Structure of DNA - Higher Biology Revision dna structure Salient Features of DNA Double-Helix · It consists of two polynucleotide chains where the sugar and phosphate group form the backbone and the nitrogenous bases dna bet999 Genetic information is stored in an orderly manner in strands of DNA DNA is composed of a long linear strand of millions of nucleotides, and is most often

dna bet999 Chromosomal DNA consists of two DNA polymers that make up a 3-dimensional structure called a double helix In a double helix structure, the strands of DNA

dnabet Created by Rosalind Franklin using a technique called X-ray crystallography, it revealed the helical shape of the DNA molecule Watson and Crick realized that DNA is made of two dextrogyre helical chains or strands , coiled around an axis to form a double