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
A significant reduction in caloric intake, if accompanied by vitamin supplements, will double the life span of laboratory mice.
A significant reduction in caloric intake, if accompanied by vitamin supplements, will double the life span of laboratory mice.
admin
2014-10-21
43
问题
A significant reduction in caloric intake, if accompanied by vitamin supplements, will double the life span of laboratory mice. Mice fed 40 percent of the standard food allowance had twice the life expectancy of mice in a group that was fed the standard allowance. If the information above is accurate, each of the following statements, if true, would help explain why the laboratory mice on the reduced allowance lived twice as long as the mice fed on the standard allowance EXCEPT:
选项
A、The lack of food reduces a mouse’ s metabolic rate, thereby limiting wear and tear on the mouse’s body.
B、A lower-calorie diet delays the aging of the immune system and thus protects the mouse from some diseases that usually cause death.
C、A drastic reduction in caloric intake signals the hormonal system to delay the aging process.
D、Mice that are fed less than the standard allowance have cells that have life spans that are longer than average.
E、The vitamin supplements that accompanied the reduced-calorie diet did not contribute calories to that diet.
答案
E
解析
(E)选项是本题结论成立的前提的重述,因此(E)选项不能被用来解释老鼠饮食的改变所导致的寿命的延长,所以(E)是本题的正确答案;(A)、(B)、(C)和(D)都通过找他因的办法,从不同的侧面对老鼠饮食的改变所带来的寿命的延长做了解释、
转载请注明原文地址:https://kaotiyun.com/show/SptO777K
本试题收录于:
GMAT VERBAL题库GMAT分类
0
GMAT VERBAL
GMAT
相关试题推荐
Likemostpeople,Iwasbroughtuptolookuponlifeasaprocessofgetting.ItwasnotuntilinmylatethirtiesthatImadet
IntheUnitedStatesduring1992,anyfamilyoffourwithanannualcashincomeoflessthan$14,335(beforetaxes)wasconsider
Alawyerfriendofminehasdevotedherselftotheserviceofhumanity.Herspecialareaiscalled,publicinterestlaw".M
Thegovernmentplaced_________onthenumbersofforeigncarsthatcouldbeimported.
Computertechnologyisadvancingsofastthatoldhardwarequicklybecomescompletelyobsolete.Theelectronicwaste(e-waste)f
Greenseaturtles(海龟)aretheworld’slargestspeciesofhard-shelledseaturtle.Whilemostindividualsweighabout136to181
Greenseaturtles(海龟)aretheworld’slargestspeciesofhard-shelledseaturtle.Whilemostindividualsweighabout136to181
Pollutantsintheatmospherecancauseacidrain(rainwithhighaciditylevels).Whileacidraininitselfcannotsignificantly
Iftheairspacearoundcentrallylocatedairportswererestrictedtocommercialairlinersandonlythoseprivateplanesequipped
随机试题
食品卫生行政法规是指
当x>0时,下列不等式中正确的是:
对少数重要商品和服务实行价格管制的基本原则是综合考虑商品或者服务的()。
时间加权收益率由于没有考虑分红的时间价值,因此只是一种近似计算。( )
【2013年德州市市直】一次考试测验,高水平的学生能得高分,低水平的学生只能得低分,说明该测验的()质量指标高。
在资本主义条件下,在必要劳动时间里工人的劳动产出,是被资本家无偿占有的剩余价值。()
下列有关权利能力的表述,错误的是()。
警察产生的社会条件是()。
A、 B、 C、 C图片A是公共汽车,图片B是火车,图片C是飞机。
(1)SoRogerChillingworth—adeformedoldfigure,withafacethathauntedmen’smemorieslongerthantheyliked—tookleaveofHe
最新回复
(
0
)