30 下列何種胺基酸可提供銨離子(ammonium ion, NH 4+)做為胺基酸合成的氮原子來源?
(A)酥胺酸(threonine)
(B)半胱胺酸(cysteine)
(C)麩胺酸(glutamate)
(D)甘胺酸(glycine)
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統計: A(86), B(187), C(954), D(194), E(0) #2047052
統計: A(86), B(187), C(954), D(194), E(0) #2047052