病毒衣壳的功能不包括() A.保护内部核酸 B.可刺激机体产生抗病毒免疫应答 C.具

题型:单项选择题 A型题

问题:

病毒衣壳的功能不包括()

A.保护内部核酸

B.可刺激机体产生抗病毒免疫应答

C.具有特异抗原性

D.有辅助感染的作用

E.承受内部5~20个大气压的渗透压

考点:预防疾控微生物检验技术(医学高级)医学高级预防疾控微生物检验技术模拟试题(一)
题型:单项选择题 A型题
给出下列四个命题:
①函数是定义域到值域的映射;
f(x)=
x-2
+
1-x
是函数;
③函数y=3x(x∈N)的图象是一条直线;
④已知函数f(x)的定义域为R,对任意实数x1,x2,且x1≠x2,都有
x1-x2
f(x1)-f(x2)
<0
,则f(x)在R上是减函数.
其中正确命题的序号是______.(写出你认为正确的所有命题序号)
题型:单项选择题 A型题

污染源自动监控管理过程中,下列哪项不属于环境监察机构负责的工作。()

A、参与制定工作计划,并组织实施

B、核实自动监控设备的选用、安装、使用是否符合要求

C、对自动监控系统的建设、运行和维护等进行监督检查

D、指导自动监控设备的选用、安装和使用

题型:单项选择题 A型题

烧一道“香葱炒蛋”菜,需七道手续,每道手续所需时间如下:敲蛋1分钟;洗葱切葱3分钟;打蛋2分钟;洗锅2分钟;烧热锅2分钟;烧热油4分钟;炒4分钟,那么你认为烧好这道菜所需最短时间为多少分钟?

题型:单项选择题 A型题

Last year I caught the baby cuckoo and put 56. ______
it in a cage outside. Later its mother flew from the cage 57. ______
with food in her mouth. I was happy to see this, because of 58. ______
the mother bird knew much better than I did to feed her 59. ______
baby. But the following morning I found the baby bird60. ______
died. I told the story of my bird to my biology teacher 61. ______
and he explained that what had happened. A mother 62. ______
cuckoo, finds her baby in a cage, will bring it poison63. ______
food. She believes it is good for her baby to die than to 64. ______
live in a cage. I still feel sorry for what I do to the bird.65. ______

题型:单项选择题 A型题

A.刘完素 B.张从政
C.张元素 D.李东垣
E.朱震亨

生大黄

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