Which one is a true statement regarding DNA polymerase used in PCR?

Question

Which one is a true statement regarding DNA polymerase used in PCR? (A) It is used to ligate introduced DNA in recipient cell. (B) It serves as a selectable marker. (C) It is isolated from a virus. (D) It remains active at high temperature.

Tardigrade Admin · Accepted Answer

The name of the DNA polymerase used in PCR is Taq polymerase extracted from a thermophilic bacteria Thermus aquaticus. The enzyme resists high temperature and performs polymerization of nucleotides.

Q. Which one is a true statement regarding DNA polymerase used in PCR?

It is used to ligate introduced DNA in recipient cell.

It serves as a selectable marker.

It is isolated from a virus.

It remains active at high temperature.

The name of the DNA polymerase used in PCR is Taq polymerase extracted from a thermophilic bacteria Thermus aquaticus. The enzyme resists high temperature and performs polymerization of nucleotides.