問題詳情
20. The PCR reaction mixture does not include:
(A) all four deoxynucleoside triphosphates.
(B)DNA containing the sequence to be amplified.
(C) DNA ligase.
(D)heat-stable DNA polymerase.
(E)oligonucleotide primer(s).
參考答案
答案：99
統計：A:0,B:0,C:0,D:0,E:0
難度：計算中