Taq DNA polymerase with 5'-3' DNA polymerase activity and 5'-3' exonuclease activity，which is supplied by BiOligo，has the characteristics of high purity, good stability and sensitivity. The 3 'end of the PCR product is attached with protrudent adenosine, which can be directly used for TA cloning.Suitable for PCR, TaqMan ® qPCR.