首页
登录
职称英语
Most plants can make their own food from sunlight,【C1】______ some have disco
Most plants can make their own food from sunlight,【C1】______ some have disco
游客
2024-06-06
31
管理
问题
Most plants can make their own food from sunlight,【C1】______ some have discovered that stealing is an easier way to live. Thousands of plant species get by【C2】______ photosynthesizing (光合作用), and over 4:00 of these species seem to live by pilfering sugars from an underground【C3】______ of fungi(真菌). But【C4】______ in a handful of these plants has this modus operandi been traced to a relatively obscure fungus. To find out how【C5】______ are【C6】 ______ , mycologist Martin Bidartondo of the University of California at Berkeley and his team looked in their roots. What they found were【C7】______ of a common fungus, so【C8】______ that it is found in nearly 70 percent of all plants. The presence of ’this common fungus in these plants not only【C9】______ at how they survive, says Bidartondo, but also suggests that many ordinary plants might prosper from a little looting, too.
Plants have【C10】______ relations to get what they need to survive. Normal【C11】______ plants can make their own carbohydrates through photosynthesis, but they still need minerals. Most plants have【C12】______ a symbiotic relationship with a【C13】______ network of what are called mycorrhizal fungi, which lies beneath the forest【C14】______ . The fungi help green plants absorb minerals through their roots, and【C15】______ , the plants normally【C16】______ the fungi with sugars, or carbon. With a number of plants sharing the same fungal web, it was perhaps【C17】______ that a few cheaters —dubbed epiparasites-- would evolve to beat the system.【C18】______ , these plants reversed the flow of carbons【C19】______ it into their roots from the fungi【C20】______ releasing it as "payment". [br] 【C10】
选项
A、business
B、commercial
C、trading
D、exchanging
答案
C
解析
该句中“贸易关系”直接用“trading relations”。
转载请注明原文地址:http://tihaiku.com/zcyy/3622778.html
相关试题推荐
Ithasbeenknownsinceancienttimesthatcertainplantsregularlyopenthe
Ithasbeenknownsinceancienttimesthatcertainplantsregularlyopenthe
Ithasbeenknownsinceancienttimesthatcertainplantsregularlyopenthe
Ithasbeenknownsinceancienttimesthatcertainplantsregularlyopenthe
Ithasbeenknownsinceancienttimesthatcertainplantsregularlyopenthe
Ithasbeenknownsinceancienttimesthatcertainplantsregularlyopenthe
[audioFiles]audio_eusm_0113(20106)[/audioFiles]A、Movehisplantsawayfromthe
Mostgrowingplantscontainmuchmorewaterthanallothermaterialscombine
Mostgrowingplantscontainmuchmorewaterthanallothermaterialscombine
Mostgrowingplantscontainmuchmorewaterthanallothermaterialscombine
随机试题
TenBadListeningHabitsI.CallingtheSubjectDull—Goodlistenerswillhunt
[originaltext]W:Isee.Thefirststepissimpleenough,butcouldyougiveus
InternetdatashowsthatAmericanyoungeradultshavebecometheprimarygro
Agooddealoffascinatingresearchhasbeendoneaboutthereadingpatterns
住宅集中热水供应系统配水点的热水温度不应低于()。A.40℃ B.45℃
地面汇水范围的边界线由一系列( )连接而成。A、等高线 B、山脊线 C
以下哪项活动不是由中国证监会派出机构即各地方证监局主要负责的?()A.对基金销
下列各项中,不符合内部牵制的要求的是()。A、出纳人员管票据 B、出纳人员
治外感风寒,头痛鼻塞,首选A.羌活、独活B.麻黄、桂枝C.白芷、苍耳子D.荆芥、
患者女性,48岁。胃窦部溃疡13年,近年来出现持续性呕吐,呕吐物为宿食,明显消瘦
最新回复
(
0
)