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
Populations have 3 agents, namely, a birth rate, a death rate, and a growth rate. Certain insects, such as the monarch butterfl
Populations have 3 agents, namely, a birth rate, a death rate, and a growth rate. Certain insects, such as the monarch butterfl
admin
2012-11-30
61
问题
Populations have 3 agents, namely, a birth rate, a death rate, and a growth rate.
Certain insects, such as the monarch butterfly, can incorporate poisonous substances found in food plants into their own tissues and use them as ______.
选项
答案
a defense against predators
解析
参见小标题4.Coevolution下面第6句:Certain insects,such as the monarch butterfly,can incorporate poisonous substances found in food plants into their own tissues and use them as a defense against predators.
转载请注明原文地址:https://kaotiyun.com/show/p8b7777K
0
大学英语六级
相关试题推荐
Yourafternoonsightseeingwill______famouslandmarksandmonumentsincludingtheWhiteHouse,EmbassyRow,theCapitol,theL
Theeditorofanationalweeklynewsmagazineisgladtohearthatthe______ofhismagazinehasriseninthepasttenyears.
Thediscoveryofthegoldinthewest______theexplorationandsettlementofCalifornia.
Thenewmanagerhadmanydifficultiestoovercomebuthetookthemallinhis______.
IdisapproveofdietssostronglybecauseIthinkit’swrongto______yourbodyofcertainfoods.
Mainstreameconomistsprofessmuchpuzzlementoverthefailureoftherateofproductivitygrowthto______sofarinthisdecad
Althoughthemaincharactersinthenovelaresotruetolife,theyarecertainly_________
However,thereareavarietyofdifferenttypesofinstitutionalsettinginwhichanolderpersonmight______.
Corporationsasagroupofferavarietyofjobs.Mostlargecompaniessendpeopletocollegesto【36】graduatingstudentswiththe
A、Bycontrollingthestress.B、Bystartingagoodcareer.C、Byfindingthecauseofstress.D、Bytakingcareofourbodies.A事实细
随机试题
Pickouttheappropriateexpressionsfromtheeightchoicesbelowandcompletethefollowingdialoguesbyblackeningthecorresp
职工“三级”安全教育不包括()。
在某工程网络计划中,工作M的最早开始时间和最迟开始时间分别为第12天和第15天,其持续时间为5天。工作M有3项紧后工作,它们的最早开始时间分别为第21天、第24天和第2日天,则工作M的自由时差为( )天。
期货交易所依据有关规定对期货市场出现的异常情况采取合理的紧急措施造成客户损失的,期货交易所仍要承担赔偿责任。( )
某公司今后3年每年需使用零件30000件,3年后此产品停产,目前要进行零件自制还是外购的决策。外购零件的成本为100元/件。公司目前拥有生产此零件的专用设备,其账面净值为60000元(税法规定的残值为24000元,税法规定的尚可使用年限为3年,变现价值为2
9,25,49,81,()。
当代经济的发展与竞争,已不再主要依靠密集劳动力,如在美国,整个信息高速公路工程将耗时20年,总投资达4000亿美元,要为9500万个家庭全部装上大容量光纤线路,耗资2000亿美元。可见()。
在VisualFoxPro中扣,为了建立一个数据库表,我们可以在打开的()对话框中完成。
Whowritesthismemorandum?Thememorandumiswrittenby_________________________________.Whatisthepurposeofplacing
Ifyouwalkthroughthestreetsofanybigcityatsixorseveninthemorning,thechancesareyouwillseewomenhurryingalon
最新回复
(
0
)