不行光合作用细菌

Bacteria are extremely small living things. While we measure our own sizes in inches or centimeters, bacterial size is measured in microns. One micron is a thousandth of a millimeter: a pinhead is about a millimeter across. Rod-shaped bacteria are u

发表于:2018-11-28 / 阅读(454) / 评论(0) 分类 新概念优美背诵短文50篇

Bacteria are extremely small living things. While we measure our own sizes in inches or centimeters, bacterial size is measured in microns. One micron is a thousandth of a millimeter: a pinhead is abo

发表于:2018-12-01 / 阅读(166) / 评论(0) 分类 新东方背诵文选

When autumn rolls around, the leaf peepers come out in force. Armed with digital cameras, they record the most spectacular displays of fall foliage. Well according to a study in the journal Functional Ecology [Toshie Mizunuma et al., The relationship

发表于:2018-12-02 / 阅读(58) / 评论(0) 分类 Scientific American(十二)月

Supercharged Plants May Mean More Crop Production 增压植物或能大量增产 One day, supercharged plants may help feed people around the world. Supercharged plants are ones that grow faster than normal plant life. Scientists can speed up the gro

发表于:2018-12-16 / 阅读(49) / 评论(0) 分类 2016年VOA慢速英语(十二)月

Plankton Poop May Help Scientists Predict Climate Changes 浮游生物的粪便帮助科学家预测气候变化 Scientists trying to predict future changes in our climate are using every possible source of data to make their calculations. Lately, th

发表于:2018-12-16 / 阅读(58) / 评论(0) 分类 VOA标准英语2015年(十月)

浮游生物粪渣助科学家预测气候变化 Scientists trying to predict future changes in our climate are using every possible source of data to make their calculations. Lately, they have learned that one of the most sensitive instruments could

发表于:2018-12-19 / 阅读(46) / 评论(0) 分类 VOA双语新闻 2015年10月

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Most plants capture sunlight. And the results are usually green. Because in photosynthesis, plant chlorophyll uses wavelengths of blue and our sun's ab

发表于:2018-12-24 / 阅读(61) / 评论(0) 分类 Scientific American(四)月

You might say blue-green algae are optimists: they put things in the best possible lightliterally. Actually, the organisms arent really algae. Theyre photosynthetic ocean bacteria. And they can fine-tune their photosynthetic apparatus to take advanta

发表于:2018-12-24 / 阅读(61) / 评论(0) 分类 Scientific American(十一)月

This is Scientific Americans 60-Second Science. I am Cynthia Graber. This will just take a minute. Solar panels typically convert sunlight into electricity or heat. But photosynthetic vegetation converts sunlight into chemical energy. Now M.I.T.s Dan

发表于:2019-01-04 / 阅读(100) / 评论(0) 分类 Scientific American(八)月

By Ruth Reader Washington, DC 13 February 2008 There is growing concern around the world over illnesses caused by new antibiotic-resistant bacteria, or so-called superbugs, and the decreasing effectiveness of antibiotics to treat infections. Earlier

发表于:2019-01-07 / 阅读(96) / 评论(0) 分类 VOA常速英语2008年(二月)

Experts: Let Produce Dry Out to Avoid Bacteria American researchers say farmers should wait one day after a rain storm or watering their fields to harvest fresh fruits and vegetables. They say gathering the crops at least 24 hours after rainfall incr

发表于:2019-01-12 / 阅读(177) / 评论(0) 分类 2015年VOA慢速英语(七)月

海洋雪有助预测气候变化 As if materializing from a different dimension, the submersible device called PELAGRA slips below the surface and sinks into a research pool at the National Oceanography Centre, in Southampton, England. 位于英格兰

发表于:2019-01-14 / 阅读(91) / 评论(0) 分类 VOA标准英语2016年(一月)

AUDIE CORNISH, HOST: Need a distraction from the news? ARI SHAPIRO, HOST: We have one. CORNISH: It's a reminder of the good things in life that are free. SHAPIRO: Another commercial for Nicer Living. (SOUNDBITE OF ARCHIVED RECORDING) UNIDENTIFIED MAN

发表于:2019-01-17 / 阅读(127) / 评论(0) 分类 2017年NPR美国国家公共电台2月

雅思阅读判断题对于很多同学来说可谓又爱又恨。在雅思阅读总体题型上来说,判断题难度适中,出题方式熟悉。但从判断题本身角度讲,很多同学都无法排除NOT GIVEN的情况....今天新东方网雅

发表于:2019-01-18 / 阅读(128) / 评论(0) 分类 雅思英语

BEIJING, March 1 (Xinhuanet) -- A biotechnology(生物技术) company says it can produce diesel using the same ingredients(配制成分) that make grass grow, media reported on Monday. The Massachusetts company Joule Unlimited has created a genetica

发表于:2019-01-20 / 阅读(81) / 评论(0) 分类 英语新闻

BEIJING, May 24 (Xinhuanet) -- Scientists revealed for the first time the molecular structure of proteins, which enables bacteria to transfer electrical charges, according to a new study. The revelation was published in Proceedings of the National Ac

发表于:2019-02-07 / 阅读(69) / 评论(0) 分类 英语新闻

Rev Up Photosynthesis To Boost Crop Yields 提高光合作用能使作物增加产量 Photosynthesis is surprisingly inefficient, only of the order of one to two percent. And one of the main culprits is an enzyme called RuBisCo. 光合作用效率低得

发表于:2019-02-14 / 阅读(77) / 评论(0) 分类 2018年科学美国人4月

WASHINGTON, Dec. 22 (Xinhua) -- The journal Science on Thursday chose the HPTN 052 clinical trial, an international HIV prevention trial as the 2011 Breakthrough of the Year. The study found that if HIV-infected heterosexual individuals begin taking

发表于:2019-02-18 / 阅读(68) / 评论(0) 分类 英语新闻

雅思阅读判断题被同学们视为纠结题目之一,因为其类似于国内考试判断对错题,但又增加了not given的选项提高题目难度,所以对于广大考生来说多少有些挑战。殊不知这一类雅思题目解题方

发表于:2019-03-02 / 阅读(109) / 评论(0) 分类 雅思英语

The Mystery of Photorespiration 光呼吸作用之谜 光呼吸作用-Photorespiration是所有行光合作用的细胞(该处细胞包括原核生物和真核生物,但并非所有这些细胞都能运行完整的光呼吸)在光照和高氧低二

发表于:2019-03-09 / 阅读(113) / 评论(0) 分类 英语听力文摘 English Digest
学英语单词
Abegg's rule of eitght
absent-mindedly
AC electrical method
allude
apprentice teacher
assets and liabilities accounts
autarch
bawel
beaugle
bilateral credit
blackbirding
Bol'shoy Gorodetskiy, Mys
booleanizing
canyon dune
chemistry of natural compounds
chenille
chlorthialidone
chromatopectic
Commercial Carriage by Public Authorities
Comyn.
corporation law
counterattracts
criminal responsibility
cross-relaxation line shape
density control device
dihexagonal pyramidal class
electromagnetic type flow meter
flight bag
guarded statement
Hadramaut
hydrophila
increasing sucrose content
indirect liabilities
inverter power
ionium-protactinium ratio dating method
ir jammer (irj)
Ivohibe
jackstones
krystals
lack of root fusion
lead content in urine
lepain
liquor separation
magnetic storm
Mattancheri
metasandbergerite
misbranded
modification command
multi-spline hobbing machine
national data collection system
octahedrite
offshore purchase
oil of yarrow
out-citizen
outside venture
overexpectation
Palla
pathologising
peat foundation
phase variation
Phoebe chinensis
photo-isolator
plagiopus oederi (gunn)limpr.
policy of nonresistance
poverty of movement
principle felling
public inquiry
PY-GC
quantization accuracy range
roule
rzpowder
schwartzmann
separate air friction clutch and brake units
ship hydrodynamics laboratory
Shouwen
siliconcel
smallarms
smartphones
square notation
stationary star
statue niche
steam driven turbo-pump
store controller disk
take the mickey out of someone
The battle is not always to the strong.
thermoelectrics
thick stuff
thin-film insulator
toggle actuator
Tongjǒngho
topping out
tow transformer
tprot
trambling
Trapa natans
umage
Uzhuga
velocity reducing steps
veratrilogenin
virgibacillus chiguensis
Volkmarsen
water-gas cell