Glossary

codon       (KOH-don)
A three-nucleotide sequence of DNA or mRNA that specifies a particular amino acid or termination signal; the basic unit of the genetic code.

gene
One of many discrete units of hereditary information located on the chromosomes and consisting of DNA.

homopolymer
Polymer consisting of a single monomer.

transcription
The transfer of information from a DNA molecule into an RNA molecule.

translation
The transfer of information from an RNA molecule into a polypeptide, involving a change of language from nucleic acids to amino acids.