79Legionella在培養時，培養基中需外加下列何種胺基酸？
(A)L-alanine
(B)L-cysteine
(C)L-ornithine
(D)L-proline

答案：登入後查看
統計： A(0), B(25), C(0), D(0), E(0) #2978742