Which one is a true statement regarding DNA polymerase used in PCR ?
(1) It remains active at hight temperature
(2) It is used to ligate introduced DNA in recipient cells
(3) It serves as a selectable marker
(4) It is isolated from a virus
(1) It remains active at hight temperature
(2) It is used to ligate introduced DNA in recipient cells
(3) It serves as a selectable marker
(4) It is isolated from a virus