58.診斷異性雙胎症（freemartinism）的小女牛那項方法最精確？
(A)測量陰道長度
(B)測量陰道寬度
(C)檢測淋巴球性染色體
(D)檢測動情素濃度

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統計： A(29), B(17), C(364), D(298), E(0) #856518

詳解 (共 1 筆)

#1429131
If suspected, a test can be done to detect the presence of the male Y-chromosomes in some circulating white blood cells of the subject. 
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