Another thermophile, Thermus aquaticus, was isolated from a hot spring in Yellowstone National Park. It is the source of the enzyme Taq polymerase, which is used in the molecular technique called polymerase chain reaction (PCR). PCR is used to amplify sequences of DNA. What extremophile characteristic of this enzyme makes it an essential component in a PCR reaction?a. Taq polymerase is stable under acidic or alkaline conditions.
b. Taq polymerase is stable under extremely cold temperatures.
c. Taq polymerase is heat-stable and can withstand high temperatures.
d. Taq polymerase is stable in solutions that are extremely high in salt.
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