Question

$DNA$ polymerase can be obtained from

• A. $pBR322$
• B. Thermus aquaticus
• C. Agrobacterium
• D. Retrovirus

Answer 1

The correct option is B Thermus aquaticus

Taq polymerase is a thermostable DNA polymerase named after the thermophilic bacterium Thermus aquaticus from which it was originally isolated by Chien et al. in 1976. Its name is often abbreviated to Taq Pol or simply Taq.

So the correct option is 'Thermus aquaticus'.