首页
登录
职称英语
Many experts who favor genetically modified foods believe that genetic engineeri
Many experts who favor genetically modified foods believe that genetic engineeri
游客
2024-06-18
25
管理
问题
Many experts who favor genetically modified foods believe that genetic engineering can help to meet the demands of the world’s increasing population. [br] Researches in the wild field evaluating the two most common Bt corn plants showed that the toxin absorbed was too ______.
选项
答案
low
解析
文章在最后一部分谈到了针对两种最常见Bt玉米的实验:According to the agency, however preliminary studies evaluating the two most common Bt corn plants (from Novartis and Monsanto) already indicate that monarch larvae encounter Bt corn pollen on milkweed plants—but at levels too low to he toxic接着又谈美国环保署“估计,即使马利筋叶片上每平方公分有高达150颗的玉米花粉,昆虫食用后也没有明显的危害”。
转载请注明原文地址:https://tihaiku.com/zcyy/3639276.html
相关试题推荐
______asatisfactoryoperation,thedoctorbelievedthepatientwouldrecoverf
Weallbelievethatitishardforhimtotakeupother(responsible)_______now.r
Weallbelievethatitishardforhimtotakeupother(responsible)________n
[audioFiles]audio_eusz200812_001(20091)[/audioFiles]A、Themandidnotbelievew
Picasso’sartwasnotjustapleasantdistraction.Theartistbelievedthat
Manyexpertswhofavorgeneticallymodifiedfoodsbelievethatgeneticengineeri
Manyexpertswhofavorgeneticallymodifiedfoodsbelievethatgeneticengineeri
Manyexpertswhofavorgeneticallymodifiedfoodsbelievethatgeneticengineeri
Manyexpertswhofavorgeneticallymodifiedfoodsbelievethatgeneticengineeri
Manyexpertswhofavorgeneticallymodifiedfoodsbelievethatgeneticengineeri
随机试题
Youshouldspendabout20minutesonQuestions27-40,whicharebasedonReading
WhichofthefollowingisNOTmentionedbytheauthoramongthingsthatareinhe
Ifyoulooktotheleft,youwillseeariverofgreat(wide)______.width原句空格中应填
BustaMyth,GetaBenefitFewsubjectsharbormore
PreparingChildrentoBeSafeatCollegeA)Moneycanbuymany
某软件项目包含8项活动,活动之间的依赖关系,以及各活动的工作量和所需的资源如下表
“三人联锁爆破制”是爆破工、瓦斯检查工和()3人,以换牌联锁的方式,互相制约和
A.异黄酮B.查耳酮C.二氢黄酮D.黄酮醇E.黄酮H-NMR中C环质子以一个尖锐
增加饮食中纤维的含量,喝大量的水,多做运动可减少的副作用是A、头痛 B、眩晕
A.服用茶碱类平喘药 B.鸡尾酒疗法服用蛋白酶抑制剂 C.茶中的成分 D.
最新回复
(
0
)