Glossary is usually defined as an alphabetical list of technical terms in some specialized field of knowledge. This knowledge base glossary provides a collection of knowledge base documents that define many technical terms. These terms are arranged alphabetically, but you can quickly jump to a specific term by selecting its first letter from the index of the knowledge base glossary below.

The molecule that carries the genetic information for most living systems. The DNA molecule consists of four bases (adenine, cytosine, guanine, and thymine) and a sugar-phosphate backbone, arranged in two connected strands to form a double helix.

A factor that establishes the nature of an entity or event.

A product used to diagnose a disease or medical condition. Both monoclonal antibodies and DNA probes are useful diagnostic products.

The process of biochemical and structural changes by which cells become specialized in form and function.

The process whereby fragments of DNA from any source can be amplified many times by inserting them into a plasmid or a bacterial virus (bacteriophage) and then growing these in bacterial, mammalian or yeast cells.

The order of nucleotide bases in the DNA molecule.