試題詳解

63. Which of the following methods can be used to determine the molecular weight of a protein?
Ⅰ: Sodium dodecyI sulfate-polyacrylamide gel electrophoresis； Ⅱ: Size-exclusion chromatography； Ⅲ: Electrospray ionization mass spectrometry； IV: Infrared spectroscopy； V: Ultraviolet-visible spectroscopy
(A) Ⅰ, Ⅱ, Ⅲ, IV,V
(B) Ⅰ,Ⅱ, Ⅲ, IV
(C)  Ⅰ, Ⅱ, Ⅲ
(D) Ⅰ, Ⅱ 
(E) Ⅰ