制作动物标本时,常用甲醛溶液(福尔马林)将标本固定和保存,以防尸体腐烂。固定和保存标本的溶液一般配制成() ["1~5%","5~10%","10~20%","40%","36~38%"]
散体大赋最富代表性的作品是司马相如的《()》。
补体膜攻击复合物是()。 ["C3b","C5b","C5b6789","C5b678","C51b67"]
月季花、菊花含有() ["淀粉","油脂","色素","挥发油","黏液质"]
用过氧乙酸溶液治疗家畜真菌性皮肤病(皮肤癣菌)的最佳浓度是() ["0.5%","1%","3%","0.1%","5%"]
鲁迅誉《史记》为()。