The structure of part of a DNA double helix.
DNA is also know as deoxyribonucliec acid it is largely found in chromosomes. DNA is a double helix, meaning that it is composed of two strands that spiral about each other. The main purpose of DNA is the role of long time storage of information. It is often referred to as our bodies blueprint because it contains the information to construct other components of cells. The DNA segments that carry our genetic information are called genes.
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