問題詳情

4. Which amino acids are negatively-charged at neutral pH?
(A)A, C,
(B) D, E,
(C) L, I,
(D) K, R,
(E) N, Q.

參考答案

答案:99

統計:A:0,B:0,C:0,D:0,E:0

難度:計算中