首页
财务会计
医药卫生
金融经济
考公考编
外语考试
学历提升
职称考试
建筑工程
IT考试
其他
登录
职称考试
下面的短文有15处空白,请根据短文内容为每处空白确定1 个最佳选项。 Cell Phone Lets Your Secret Out Your ...
下面的短文有15处空白,请根据短文内容为每处空白确定1 个最佳选项。 Cell Phone Lets Your Secret Out Your ...
admin
2020-12-24
34
问题
下面的短文有15处空白,请根据短文内容为每处空白确定1 个最佳选项。
Cell Phone Lets Your Secret Out
Your cell phone holds secrets about you. Besides the names and numbers that you’ve programmed into it, ____________ (1) of your DNA linger (遗留)on the device, according to a new study.
DNA is genetic (遗传的) material____________ (2) appears in every cell. Like your fingerprint, your DNA is ____________ (3) to you — unless you have an identical twin.
Scientists today analyze DNA in blood, saliva (唾液), or hair left____________ (4) at the scene of a crime. The results often help detectives identify____________ (5) and their victims. Your cell phone can reveal more about you___________ (6) you might think.
Meghan J. McFadden, a scientist at McMaster University in Hamilton, Ontario, heard about a crime in which the suspect bled onto a cell phone and later dropped the ____________ (7) . This made her wonder whether traces of DNA lingered on cell phones — even when no blood w as____________ (8) . But she and colleague Margaret Wallace of the City University of New York analyzed the flip-open phones (翻盖手机)of 10 volunteers. They used swabs (药签) to collect____________ (9) traces of the users from two parts of the phone: the outside, where the user____________ (10) it, and the speaker, which is placed at the user's ear.
The scientists cleaned the phones using a solution made mostly____________ (11) alcohol. The aim of washing was to remove all detectable traces of DNA. The owners got their phones back for another week. Then the researchers____________ (12) the phones
and cleaned each phone once more.
The scientists discovered DNA that____________ (13) to the phone’s speaker on each of the phones. Better samples were collected from the outside of each phone, but those swabs also picked up DNA that belonged to other people who had apparently also ____________ (14) the phone.
Surprisingly, DNA showed up even in swabs that were taken immediately after the phones were scrubbed. That suggests that washing won’t remove all traces of____________(15) from a criminal’s device. So cell phones can now be added to the list of clues that can
clinch (确定)a crime-scene investigation.
(4)
选项
A away
B aside
C over
D behind
答案
D
解析
转载请注明原文地址:https://ti.zuoweng.com/ti/Bf9QKKKQ
相关试题推荐
Thepolicemanwrotedownalltheparticularsoftheaccident.()A.secretsB.detai
Newsecretariescameandwentwithmonotonousregularity.A:amazingB:depressing
下面的短文有5处空白,短文后有6个句子,其中5个取自短文,请根据短文内容将其分别放回原有位置,以恢复文章原貌。 ADoctorintheHou...
下面的短文有5处空白,短文后有6个句子,其中5个取自短文,请根据短文内容将其分别放回原有位置,以恢复文章原貌。 ADoctorintheHou...
下面的短文有5处空白,短文后有6个句子,其中5个取自短文,请根据短文内容将其分别放回原有位置,以恢复文章原貌。 ADoctorintheHou...
下面的短文有5处空白,短文后有6个句子,其中5个取自短文,请根据短文内容将其分别放回原有位置,以恢复文章原貌。
下面的短文有5处空白,短文后有6个句子,其中5个取自短文,请根据短文内容将其分别放回原有位置,以恢复文章原貌。
下面的短文后有2项测试任务:(1)第23~26题要求从所给的6个选项中为第1~4段每段选择1个最佳标题;(2)第27~30题要求从所给的6...
下面的短文后有2项测试任务:(1)第23~26题要求从所给的6个选项中为第1~4段每段选择1个最佳标题;(2)第27~30题要求从所给的6...
下面的短文后有2项测试任务:(1)第23~26题要求从所给的6个选项中为第1~4段每段选择1个最佳标题;(2)第27~30题要求从所给的6...
随机试题
甲公司2015年12月31日以20000元价格处置一台闲置设备,该设备于2007
某男,40岁,患阳痿不育多年,证属肾阳亏虚,精滑不固,治当补肾助阳精缩尿,宜选用
下列关于蜘蛛痣的叙述,正确的是 A.是皮肤小动脉扩张所致 B.是皮肤毛细血管
克服电波衰落的一般方法有()。
图示结构,杆DE为刚性杆,当支座E下沉时,支座C的反力为:
人类选择月球作为探测宇宙星际航行的第一站的主要原因是()。A.探索月球的危险性小B.月球上富含地球上稀缺的矿种,且分布广泛C.月球是地球的卫星,是距离地球最
居民企业适用的企业所得税法定税率是()。A.15%B.18%C.25%D.33%
下列各项内容不符合GMP规定的是()。A.生产β-内酰胺结构类药品的生产厂房应与其他厂房严格分开B.青霉素类药物生产厂房应装有独立的专用空调系统,分装室内应
下列描述中,符合科技工程保险特点的有()。 A.高额投资B.价值昂贵C.可连续承保D.短期保险 E.分阶段进行
关于税法的时间效力的表述,下列选项正确的是()。A.税法的时间效力是指税法何时生效的问题B.对于重要税法的个别条款的修订,目前大多采用自通过发布之日