新生儿溶血症(Rh溶血)的诊断用()
A.玻片凝集法
B.试管凝集法(肥达试验)
C.抗球蛋白试验(Coombs试验)
D.间接胶乳凝集试验
E.免疫比浊法
参考答案:C
组蛋白与DNA之间的相互作用主要是结构性的,基本不依赖于核苷酸的特异序列,其可能的组装模式是()。
A、自组装
B、受控于组蛋白的装配
C、级联组装
Which of the following would be best to help prepare a preschool-aged child for an injection
A.Having an older child explain that shots do not hurt.
B.Helping the child to imagine she is in a different place.
C.Giving the child a play syringe and a bandage to give a doll injections.
D.Giving the child a pounding board to encourage expressions of anger.