Noun
Taq polymerase (plural Taq polymerases)
(biochemistry) A thermostable DNA polymerase known for its relatively high rate of transcription errors.
The legal arguments have extended beyond the lives of the original PCR and Taq polymerase patents, which expired on March 28, 2005. Source: Internet
The Taq polymerase was heat resistant and would only need to be added once, thus making the technique dramatically more affordable and subject to automation. Source: Internet