Why do researchers use DNA polymerase from a bacterium found in superheated water...
 

...for PCR? A. It's the only bacterium that contains this enzyme

B. It can withstand the elevated temperatures that are required to unwind DNA.

C. DNA must go through high-temperature sterlization before PCA can occur.

D. These bacteria contain more DNA polymerase than any other species.

Re: Why do researchers use DNA polymerase from a bacterium found in superheated water
 

the answer is B