阿摩線上測驗
6. Which amino acids are not aromatic but have a ring structures in its side chain?
(A) Phe, Tyr, Trp
(B) Tyr, Ser, Thr
(C) His, Pro
(D) None of the above
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統計： A(1), B(0), C(1), D(0), E(0) #2769388
統計： A(1), B(0), C(1), D(0), E(0) #2769388
