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【单选题】
有一蛋白质水解产物在用pH6阳离子交换剂层析时,第一个被洗脱下来的氨基酸是A.
缬氨酸(pI=5.96)
B.
赖氨酸(pI=9.74)
C.
天冬氨酸(pI=2.77)
D.
精氨酸(pI=10.76)
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【单选题】不符合对乙氨基酚的描述是
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B.
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