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It is difficult to know exactly when the shift from gelatine to agar occurred. As often happens for scientific breakthroughs, agar was likely adopted incrementally alongside the use of other growth media. In 1913, for example, the first diagnosis of Serratia marcescens as a human pathogen was made by growing it on agar as well as on potatoes.。业内人士推荐旺商聊官方下载作为进阶阅读
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第四十八条 仲裁员是否回避，由仲裁机构主任决定；仲裁机构主任担任仲裁员时，其是否回避由仲裁机构的其他组成人员集体决定。