DNA Sequences

Definition

A DNA sequence is the precise order of nucleotides within a DNA molecule. It represents the genetic information in genes that is used to produce proteins.

Related terms

Nucleotide:

The basic building block of DNA and RNA, composed of a sugar, phosphate group, and nitrogenous base.

Gene: A segment of DNA that contains the instructions for making a specific protein or set of proteins.

Genome: The complete set of genes or genetic material present in a cell or organism.