【简答题】Tm值(melting temperature)
【简答题】DNA的熔解温度(melting temperature, T m )
【单选题】The melting temperature (Tm) is defined as
A.
The temperature at which DNA begins to unwind the double strands
B.
the temperature when A260 reaches its maximum
C.
the temperature when A260 reaches at 50% maximum change
D.
the temperature when A280 reaches at 50% maximum
E.
the temperature when DNA dissociate into two single-stranded DNA completely
【单选题】推销人员可以利用一切可以利用的机会,主动与潜在顾客接近的方法是()
【判断题】Creep minimized in materials with high melting temperature.
【单选题】推销人员利用一切可以利用的机会,主动与潜在目标顾客的接近方法是:
【单选题】推销人员利用一切可以利用的机会,主动与潜在目标顾客接近的接近方法是
【简答题】Tm ( melting temperature )