Chromosomal DNA consists of two DNA polymers that make up a 3-dimensional (3D) structure called a double helix. In a double helix structure, the strands of DNA run antiparallel, meaning …

The structure of the DNA double helix (type B-DNA). The atoms in the structure are colour-coded by element and the detailed structures of two base pairs are shown in the bottom right.

Sep 13, 2023 · What is the DNA molecule. What does it stand for. Who discovered it. Where is it found. What is it made of. Learn its shape and functions with a diagram.

Jul 23, 2025 · The diagram of DNA structure depicts a double helix structure, with nucleotides forming the sugar-phosphate backbone and nitrogenous bases pairing via hydrogen bonds.

Jul 9, 2025 · DNA (deoxyribonucleic acid) is a set of instructions for creating the proteins that make your body work. Two strands of DNA together form a double helix — a bit like a spiral …

Oct 18, 2025 · In 1953 James Watson and Francis Crick, aided by the work of biophysicists Rosalind Franklin and Maurice Wilkins, determined that the structure of DNA is a double-helix …

A molecule of DNA consists of two strands that form a double helix structure. DNA is a macromolecule consisting of two strands that twist around a common axis in a shape called a …

Learn about the structure of a DNA molecule with a labeled diagram, including the base pairs, sugar-phosphate backbone, and double helix shape.

Most DNA is found inside the nucleus of a cell, where it forms the chromosomes. Chromosomes have proteins called histones that bind to DNA. DNA has two strands that twist into the shape …

DNA or Deoxyribonucleic acid is a type of nucleic acid. It is present in all living cells of bacteria, trees, dogs, cats and human. Some viruses also contain DNA. DNA was discovered in 1868 …