What is DNA? Definition, Function & Structure - Cleveland Clinic
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 …
DNA | Definition, Discovery, Function, Bases, Facts, & Structure ...
Nov 20, 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.
How DNA Works - HowStuffWorks
DNA contains genetic material that gets passed down to each successive generation. Learn about DNA and find out what information each strand of DNA contains.
Deoxyribonucleic Acid (DNA) Fact Sheet
Aug 24, 2020 · What does DNA do? DNA contains the instructions needed for an organism to develop, survive and reproduce. To carry out these functions, DNA sequences must be …
DNA: Function, structure, and impact on health - Medical News Today
Aug 26, 2025 · DNA is a molecule found in most cells that holds each person’s unique genetic code. It is responsible for coding proteins, which are essential to cell growth and development.
How DNA Works: The Code of Life Decoded - sciencenewstoday.org
May 18, 2025 · With just four chemical letters, DNA writes the language of cells, tissues, organisms, and species. To understand DNA is to understand life itself. It is a story written in …
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 …
What Is Simple DNA and How Does It Work? - ScienceInsights
Sep 20, 2025 · DNA is a polymer of repeating nucleotides, forming a double helix from two polynucleotide chains. Each nucleotide has three components: a deoxyribose sugar, a …
DNA (video) | Molecular basis of genetics | Khan Academy
DNA, or deoxyribonucleic acid, is the molecular basis for inheritance, discovered in the mid-1800s and understood in 1953 with the double helix structure. Composed of a sugar-phosphate …
3.4: DNA Structure and Function - Biology LibreTexts
3.4.4: Basics of DNA Replication The elucidation of the structure of the double helix provided a hint as to how DNA divides and makes copies of itself. This model suggests that the two …