首页
登录
职称英语
The researchers put all the plants in a greenhouse to grow under normal cond
The researchers put all the plants in a greenhouse to grow under normal cond
游客
2024-02-26
43
管理
问题
The researchers put all the plants in a greenhouse to grow under normal conditions for forty days. Then, for fifteen days after that, the plants did not receive any【S1】______. The normal plants lost their green color. Finally, they lost their leaves. But the researchers say the【S2】______plants kept their leaves and their【S3】______.
After the fifteen dry days, all the plants were watered again for a week. The transgenic plants returned to【S4】______growth, and their seed production was close to normal But the other plants all died.
Rosa Rivera says the transgenic plants kept a【S5】______high water level. They also【S6】______to produce energy during the dry period, although at a reduced level. The amount of seeds they produced was close to normal. In addition, the researchers found that the plants could【S7】______on only thirty percent of the normal amount of【S8】______water. Yield loss was minor, they said.
The【S9】______appeared late last year in the Proceedings of the National Academy of Sciences. The University of California has applied for patent【S10】______for the technology. The researchers expect to move forward with field testing of the transgenic tobacco in late August. They hope for similar results with crops like tomatoes, rice, wheat and cotton.
A)similar I)color
B)keep J)production
C)water K)level
D)relatively L)findings
E)normal M)continued
F)survive N)protection
G)gained O)irrigation
H)transgenic [br] 【S10】
选项
答案
N
解析
此空格应填名词。patent是专利,研究产生专利,故申请专利技术保护,后文还强调将继续推进此方面的研究。
转载请注明原文地址:https://tihaiku.com/zcyy/3484839.html
相关试题推荐
[originaltext]Researchershavediscoveredalinkbetweendrinkingandthink
[originaltext]Researchershavediscoveredalinkbetweendrinkingandthink
Wehumansaren’ttheonlyoneswhowanttofitin.Researchershavediscover
Wehumansaren’ttheonlyoneswhowanttofitin.Researchershavediscover
[originaltext]Researchersdonotknowwhypeoplethinksomecoloursarewar
[originaltext]Researchersdonotknowwhypeoplethinksomecoloursarewar
[originaltext]MostofushaveanimageofsuchanormalorstandardEnglish
[originaltext]MostofushaveanimageofsuchanormalorstandardEnglish
MedicalresearchersinBostonrecentlyfoundout【C1】______millionsofpeop
MedicalresearchersinBostonrecentlyfoundout【C1】______millionsofpeop
随机试题
[originaltext]M:Hi,canIhelpyou?W:Yes,Ilikethismattress.Itseemspret
[originaltext]M:Hello,isthatEYGCompany?W:Yes.SusanBrownisspeaking.H
[originaltext]ElizabethGladysDean,thelastremainingsurvivorofthesin
债券的基本要素不包括()。A.债券的面值 B.债券的利率 C.债券的期限
证明方程x5+x-1=0只有一个正根。
A.定喘汤 B.大青龙汤 C.苏子降气汤 D.都气丸合射干麻黄汤 E.麻
李先生5月份取得收入20000元,假设适用税率为超额累进税率,即收入1000
某建筑进行内部装修,一名电工违章电焊施工作业,结果引发火灾,造成3人死亡。根据《
动物心理发展阶段包括()。A.感觉阶段 B.知觉阶段 C.思维萌芽阶段
心理咨询师与求助者之间的交往距离应该属于( )距离。A.公众 B.个人
最新回复
(
0
)