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
3
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] 【S3】
选项
答案
I
解析
此处应填动词。由第一段中的“The normal plants lost their green color(普通的植物渐渐褪去绿色) ”可知转基因植物保持了它们新鲜的颜色。
转载请注明原文地址:https://tihaiku.com/zcyy/3484832.html
相关试题推荐
Thenormalhumandailycycleofactivityisofsome7-8hours’sleepalterna
Thenormalhumandailycycleofactivityisofsome7-8hours’sleepalterna
Thenormalhumandailycycleofactivityisofsome7-8hours’sleepalterna
Thenormalhumandailycycleofactivityisofsome7-8hours’sleepalterna
Thenormalhumandailycycleofactivityisofsome7-8hours’sleepalterna
Thenormalhumandailycycleofactivityisofsome7-8hours’sleepalterna
Thenormalhumandailycycleofactivityisofsome7-8hours’sleepalterna
Thenormalhumandailycycleofactivityisofsome7-8hours’sleepalterna
Thenormalhumandailycycleofactivityisofsome7-8hours’sleepalterna
Thenormalhumandailycycleofactivityisofsome7-8hours’sleepalterna
随机试题
甲股份有限公司为上市公司(以下简称甲公司),某会计师事务所接受委托对其2004
中国用天干地支算年份,若今年为乙丑年,则上一年为()年。A.甲申 B.丙申
技术交底以书面、口头、会议等形式交底到项目施工人员。
设有职工关系E(职工号,姓名,性别,部门号,职务,地址),职务关系J(职
《国家电网公司变电运维管理规定》标准作业卡的编制原则为(____)、步骤清晰、语
租赁融资在房地产领域的应用模式主要是( )。A、置业投资 B、设备租赁 C、
关于烧结砖,下列说法错误的是()。A:环境污染大B:施工款率低C:劳动强度大
某地的高考,需在生物、化学、政治、地理中选择2个科目,共有1000名学生参加
案例二: 一般资料:求助者,女性,57岁,初中文化程度,退休职工。 案例介绍
下列项目中,路堤碾压区段交接处重叠压实长度不得小于1m的是()。A.纵向搭接
最新回复
(
0
)