测靛基质用的蛋白胨,含有大量的()
A.色氨酸
B.苯丙氨酸
C.精胺酸
D.鸟氨酸
E.酪氨酸
参考答案:A
作为出版专业中级技术人员的编辑,其职责包括()等。
A.指导、培养助理编辑
B.协助编辑室主任复审稿件
C.提出选题设想,进行组稿
D.定期向总编辑提出合理化建议
E.总结编辑工作经验
While the examination is being carried out, ______ shall be present and responsible for moving the goods, opening and restoring the packing.
A. the consignee of the import goods and the consignor of the export goodsB. Customs officerC. harbour officerD. the owner of the ship