試題詳解

61. A mixture of four amino acids is separated by using a cation exchanger with an elution gradient of increasing NaCl solution. What is the correct elution sequence?
(A) Asp, Lys, Arg, Ser
(B) Asp, Ser, Lys, Arg
(C) Asp, Arg, Ser, Lys
(D) Ser, Asp, Arg, Lys
(E) Lys, Arg, Ser, Asp