1. ‘Congenital loco’ is a disorder in birds expressed at hatching, and the primary symptom is dorsal backward bending of the neck. It is a recessive disease caused by a mutation in a specific genet...

中文翻译：

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乌鸡Z染色体上新的先天性基因座的遗传图谱

1.“先天性疯子”是鸟类在孵化时表现出来的一种疾病，主要症状是颈部向后弯曲。这是一种由特定基因突变引起的隐性疾病...