首页
外语
计算机
考研
公务员
职业资格
财经
工程
司法
医学
专升本
自考
实用职业技能
登录
外语
The four blood types are【C1】______as A, B, AB, and O. Blood type A【C2】______red blood cells that have a substance A on their sur
The four blood types are【C1】______as A, B, AB, and O. Blood type A【C2】______red blood cells that have a substance A on their sur
admin
2010-04-12
34
问题
The four blood types are【C1】______as A, B, AB, and O. Blood type A【C2】______red blood cells that have a substance A on their surface. This type of blood also contains an antibody directed【C3】______substance B, found on the red cells of persons with blood type【C4】______. Type B blood contains the【C5】______combination. Blood type AB contains【C6】______antibody, but red cells in this type of blood contain both A and B substances. In type O blood, neither substance is【C7】______on the red cells, but the individual is【C8】______of forming antibodies directed against red cells containing substance A or B. If blood type A is transfused【C9】______a person with B type blood, anti-A antibodies in the recipient will【C10】______the transfused A red cells. Because O type blood has【C11】______substance on its red cells, it can be given successfully【C12】______almost any person. Persons with blood type AB have no antibodies and can receive【C13】______of the four types of blood; thus blood types O and AB are called universal donors and universal recipients,【C14】______.
【C15】______hereditary blood-group systems have【C16】______been discovered. The hereditary blood constituent called Rh factor is of great【C17】______in blood transfusions because it creates reactions that can threaten the life of newborn【C18】______. More than twenty【C19】______blood types have been discovered. Their primary importance is in【C20】______cases involving proof of father-and-child relationship.
【C11】
选项
A、either
B、both
C、neither
D、any
答案
C
解析
重复前文的意思,O型血中A,B两种物质都没有,因此选neither。
转载请注明原文地址:https://kaotiyun.com/show/QAj7777K
0
大学英语四级
相关试题推荐
Developmentbanksareinternationallendinggroups.Theylendmoneytodevelopingcountriestohelpfueleconomicgrowthandsoc
A、Certainthingscannotbelearnedfrombooks.B、Choiceofwheretolivevariesfrompersontoperson.C、Foreignstudentshadbe
Betweenthetwoworldwars,seriousnovelistsandplaywrights(剧作家)werereadandappreciatedmainlybypeoplefrommiddleandup
TestingTimesResearchersareworkingonwaystoreducetheneedforanimalexperiments,butnewlawsmayincreasethenumbe
Thepennypress,whichemergedintheUnitedStatesduringthe1830’s,wasapowerfulagentofmasscommunication.Thesenewspap
GeorgeDanielslivesinLondon.Heisawatchmaker.Hisworkcontinuesthe【B1】______oftheEnglishwatchmakersofthe18thand
A、Spendqualitytimeapart.B、Havenocommunicationwitheachother.C、Thereshouldbepleasingofeachother.D、Thereshouldbe
A、Communicationthroughlanguageisunlimited.B、Onlymanuseslanguage.C、Therearenoothermeansofcommunication.D、Man’sin
NonverbalCommunicationLikeallanimals,peoplecommunicatebytheiractionsaswellasbythenoisestheymake.Language
Thefourbloodtypesare【C1】______asA,B,AB,andO.BloodtypeA【C2】______redbloodcellsthathaveasubstanceAontheirsur
随机试题
管子的公称直径是指()
连续监测法测定LD活性浓度常用的波长是
下列关于腹股沟疝的叙述,错误的是()。
( )是指合同的一方通过合同条款,将合同中发生的对他人人身伤害和财产损失的责任转移给另一方承担的非保险风险融资转移方式。
【资料】刚入职的王老师认为,学生是学习的主体,所以教师只要建构知识的意义,然后全部呈现给学生,学生就能够有效接受教师传递的信息,从而掌握新知识。为什么()
机械誊写是一种传统的公交制作方式,目前一般已不采用这种方式。()
《半梦》的编导是()。
“我们的太阳能,让你随心所浴”使用了下列哪一类修辞方法?()
某一伸缩自适应型控制系统能够根据组成系统组件的型号、数量和顺序的不同来执行相应的不同的控制功能。这个控制系统只能是由a、b、c、d、e这五个组件中的几个按从左到右的顺序组合而成,而且组件组合成控制系统必须符合以下规律:(1)两个或两个以上的组件才能组成控
Whichofthefollowingsentencescontainsanappositiveclause?
最新回复
(
0
)