The Structure of DNA

dna structure  In showing that a DNA strand is composed of two chains and that DNA bases always pair predictably, Watson and Crick discovered that a DNA DNA, organic chemical of complex molecular structure that is found in all prokaryotic and eukaryotic cells and in many viruses

The order of the A, T, G, and C nucleotides that make up your DNA is like a four-letter language that spells out instructions for how the cells in your body DNA Structure As proposed by Watson and Crick, deoxyribonucleic acid consists of two long nucleotide chains The two nucleotide chains twist around one

In DNA nucleotides, the 3′ carbon of the sugar deoxyribose is attached to a hydroxyl group In RNA nucleotides, the 2′ carbon of the sugar ribose also Summary DNA is a molecule found in most cells holding each person's unique genetic code It is responsible for coding proteins, which are essential to the