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
Scientists have developed a new cancer drug. So far, they have tasted it only on【B1】______animals. The drug is designed to【B2】__
Scientists have developed a new cancer drug. So far, they have tasted it only on【B1】______animals. The drug is designed to【B2】__
admin
2012-12-13
21
问题
Scientists have developed a new cancer drug. So far, they have tasted it only on【B1】______animals. The drug is designed to【B2】______and kill cancer cells but not healthy cells.
First, the drug enters the cancer and destroys the supply of blood. Then it releases【B3】______to destroy the cancer cells,
Researchers at the Massachusetts Institute of Technology in Cambridge carried out the study. The【B4】______appeared in Nature【B5】______. A school news release caned the drug an "anti-cancer smart bomb."
Ram Sasisekharan is a professor at M.LT. Ha says his team had to【B6】______three problems. They had to find a way to destroy the blood vessels, then to【B7】______the growth of new ones. But they also needed the blood vessels to supply chemicals to destroy the cancer.
So, tile researchers designed a two-part "nanocell". The cell is【B8】______in nanometers, or one thousand millionth of a meter.【B9】______
The scientists say it was small enough to pass through the blood vessels of the cancer, but it was too big to enter normal blood vessels. The surface of the nanocells also halped, them to avoid natural defenses.
【B10】______That cut off the blood supply and trapped the nanocell inside the cancer. Then, the nanocell slowly released chemotherapy drugs to kill the cancer cells.
【B11】______
【B5】
选项
答案
magazine
解析
转载请注明原文地址:https://jikaoti.com/ti/kDPFFFFM
0
大学英语四级
相关试题推荐
A、Shortsight.B、Overweight.C、Thin.D、Healthy.B
Everybodywastestime.Insteadofdoinghishomework,theschoolboywatches【36】.Insteadofwritingher【37】,thestudentgoesou
Thepopularnotionthatolderpeopleneedlesssleepthanyoungeradultsisamyth,scientistssaidyesterday.Whileelderly
Manystudentsfindtheexperienceofattendinguniversitylecturestobeareallyconfusingand【C1】______experience.Thelecture
A、Thestudentlikesthecourseverymuch.B、Studentsattenditbecauseitisrequired.C、Theprofessoroffersthecourseeveryt
A、Asingleroom.B、Adoubleroom.C、Ahoneymoonsuite.D、Aroomforfivepeople.C选项表明,本题考查房间的类型,对话中可能会提到很多种房间的类型,因此听音时要做笔记,使相关信
FatStigmaSpreadsAroundtheGlobeInMexico,thelatestanti-obesity(肥胖)publichealthcampaignshowspeoplewithbulging
Asksomeonewhattheyhavedonetohelptheenvironmentrecentlyandtheywillalmostcertainlymentionrecycling.Recyclingin
Itisadvisedthat______(工程不动工)untilweaccepttheorderfromthemanager.
A、Theywanttobegreatsoldiers.B、Theywanttobesavages.C、Theywanttowinthentheycanberight.D、Theywanttobecivili
随机试题
(2011年4月)中国《民事诉讼法》规定,被上诉人在收到上诉状副本后,应当在_____提出答辩。
赵某以请客喝酒为名将高某灌醉,后将扶高某到一偏僻无人处,将高某的钱包(内有人民币5000元)和手机拿走。赵某的行为构成:()
《城市用地竖向规划规范》规定中,关于城市用地选择及用地布局说法错误的是()
当施工项目的实际进度比计划进度提前,但业主不要求提前工期时,适宜采用的进度计划调整方法是()。
背景材料:某公路隧道最大埋深约150m,设计净高5.0m,净宽14.0m,隧道长1200m。隧道区域内主要为微风化岩石,隧道区域内地表水系较发育,区域内以基岩裂隙水为主,浅部残坡积层赋存松散岩类孔隙水,洞口围岩变化段水系较发达。隧道施工采用钻爆法
2017年5月,张某、王某、李某共同出资设立了甲普通合伙企业(以下简称"甲企业”),合伙协议约定由张某执行合伙企业事务,且约定超过10万元的支出张某无权自行决定。合伙协议就执行合伙事务其他事项未作特别约定。2018年3月,张某的朋友刘某拟从银行借款8万元
关于错觉,正确的说法包括()。
_______指的是具有一定难度,需要学生努力克服困难,而又是力所能及的学习情境。
Maybetheword"hello"isusedmereoftenthananyotheroneintheEnglishlanguage.EveryoneintheU.S.a.andothercountries
Gotapenhandy?Tobestestimateyourstart-upcosts,you’llneedtomakealistandthemoredetailedthebetter.Asmartway
最新回复
(
0
)