The order of these bases is called the DNA sequence. Segments of DNA that ... Watson described the molecular shape of DNA as a "double helix." Double-stranded DNA is composed of two linear strands ...

Chances are you've seen an illustration of DNA's double-helix structure and even pictures ... And in every one of the 100 trillion cells, the sequence of these four letters, or bases, is nearly ...

Embodied in the sequence of base pairs ... DNA is a linear biopolymer, a compound biomolecule in the form of a double helix. Polymers are made of monomers, and in DNA, these monomers are called ...