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  1. DNA | Definition, Discovery, Function, Bases, Facts, & Structure ...

    Dec 11, 2025 · DNA is an organic chemical of complex molecular structure found in all prokaryotic and eukaryotic cells. It codes genetic information for the transmission of inherited traits.

  2. Introduction: What is DNA? | Learn Science at Scitable - Nature

    Introduction: What Is DNA? Deoxyribonucleic acid, more commonly known as DNA, is a complex molecule that contains all of the information necessary to build and maintain an organism.

  3. DNA - Wikipedia

    DNA and ribonucleic acid (RNA) are nucleic acids. Alongside proteins, lipids and complex carbohydrates (polysaccharides), nucleic acids are one of the four major types of macromolecules that are essential …

  4. What is DNA? Definition, Function & Structure - Cleveland Clinic

    Jul 7, 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 staircase.

  5. What is DNA?: MedlinePlus Genetics

    Jan 19, 2021 · DNA is a double helix formed by base pairs attached to a sugar-phosphate backbone. DNA is the hereditary material in humans and almost all other organisms. Genes are made up of DNA.

  6. Deoxyribonucleic Acid (DNA)

    2 days ago · Deoxyribonucleic acid (abbreviated DNA) is the molecule that carries genetic information for the development and functioning of an organism. DNA is made of two linked strands that wind …

  7. What is DNA? Understanding the Blueprint of Life

    Apr 5, 2025 · DNA is the molecule that carries hereditary information from one generation to the next. This means that offspring inherit a combination of genes from their parents, and this genetic …

  8. DNA: Properties, Structure, Composition, Types, Functions

    Aug 3, 2023 · Deoxyribonucleic acid (DNA) is the heredity material found in humans and all living organisms. It is a double-stranded molecule and has a unique twisted helical structure.

  9. Simple DNA Explained: What It Is and What It Does

    Aug 5, 2025 · Deoxyribonucleic acid, commonly known as DNA, serves as the fundamental blueprint for all living organisms. This complex molecule contains the instructions that guide the development, …

  10. Deoxyribonucleic Acid (DNA) - GeeksforGeeks

    Dec 5, 2025 · DNA is made of repeating units called nucleotides, which link together to form a long, twisted, ladder-like structure known as the double helix. Each DNA molecule contains genes, which …