皮皮学，免费搜题
登录
搜题
【单选题】
下图为人体神经细胞亚显微结构模式图，下列叙述不正确的是 [ ]A.
构成①的化学成分主要是磷脂和蛋白质
B.
神经细胞含有DNA的膜性细胞器是②
C.
图中③所指的结构是突触且共有5个
D.
图中④是细胞代谢和遗传的控制中心
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【简答题】竖式计算（除不尽的保留两位小数） 19.19÷0.95 56.29÷6.1 23÷33 7.41÷0.57 21÷240 3.85÷0.76．
【单选题】The main purpose of the text is to______.
A.
convince the reader that vaccines are not as safe as many think
B.
educate the reader on how vaccines are used and some of their dangers
C.
educate the reader on the circumstances that would neccesitate widespread vaccinations
D.
present the method by which vaccines are used through the case of the smallpox vaccine
【简答题】These vaccines can ________specific responses
【简答题】写出下列反应式： (1) (2) (3) (4) (5)
【单选题】Which one of the following statements describes an advantage of killed vaccines over attenuated live vaccines ?
A.
killed vaccines induce a broader range of immune responses than do attenuated live vaccines
B.
killed vaccines more closely mimic natural infections than do attenuated live vaccines
C.
killed vaccines pose no risk that vaccine might be transmitted to susceptible contacts
D.
killed vaccines are efficacious against respiratory infections because they induce good mucosal immunity
E.
none of the above is right
相关题目：