What is the structure of dna

Answer:The DNA molecule is shaped like a ladder that is twisted into a coiled configuration called a double helix

Explanation:

Deoxyribonucleic acid is a molecule composed of two chains that coil around each other to form a double helix carrying genetic instructions for the development, functioning, growth and reproduction of all known organisms and many viruses

Deoxyribonucleic avid that is a double helix and made up of nucleotides. each one contains a phosphate group, a sugar group, and a nitrogen base - a, g, c and t