甜菜根包含高浓度的硝酸盐,它可被口腔内细菌转化为亚硝酸盐。
Beet roots contain high concentrations of nitrates, which are converted into nitrites by bacteria in the mouth.
结论:所用方法操作简便,重复性好,适用于光合细菌转化槲寄生培养液中多糖的含量测定。
Conclusion: the method is simple, accurate, reproducible and suitable for the determination of polysaccharide in cultivating liquid of photosynthetic bacteria transforming ramulus viscid.
大多酿酒师会把红酒存放一段时间,细菌会把苹果酸转化成更“柔和”、更“圆润”的乳酸。
Most vintners let the wine age a bit so bacteria can turn malic acid into the "softer," "rounder" lactic acid.
同时细菌也没闲着,产生信号阻碍真菌的繁殖,阻止其从单细胞的形式转化成分枝的多细胞真菌。
The bacterium, meanwhile, produces signals that keep the yeast's growth in check, preventing it from transforming itself from a single-celled yeast into a branching, multicellular fungus.
项目名称:利用兼性自养氢细菌将二氧化碳转化为生物燃料。
Official Name: Bioconversion of Carbon Dioxide to Biofuels by Facultatively Autotrophic Hydrogen bacteria.
项目目标:构建一种能将电能转化为化学能并生成辛醇的细菌。
Project Goal: Engineer a bacterium that can absorb electrical current and turn it into octanol.
这是因为这家公司使用了在昆虫肚子里找到的乙酸细菌——而不是标准酵母——来将糖转化为乙醇。
That's because the firm USES acetogenic bacteria found in the guts of insects - rather than standard yeast - to convert the sugar into ethanol.
这种在潜水大量繁殖的紫微生物中发现的涂料可以利用太阳光将二氧化碳转化为碳水化合物,然后细菌就使用这些碳水化合物作为能量。
The pigment, found in purple microorganisms that thrive in shallow water, harnesses sunlight to convert carbon dioxide to carbohydrates, which the bacteria then uses for energy.
ZeanChem声称,乙酸细菌直接将所有糖中的碳转化成乙酸,然后与氢结合生成乙醇而没有碳的损失。
The acetogenic bacteria directly convert all of the carbon in sugar into acetic acid, which is then combined with hydrogen to produce ethanol without the carbon losses, the firm claims.
同样,可以通过梭状芽胞杆菌属的细菌来将混合煤气转化为乙醇,这类细菌中最出名的便是肉毒杆菌。
Syngas can also be turned into ethanol by bacteria of the genus Clostridium (a group better known for the chemical used in botox treatment).
短短一小时,已足够让牙垢膜细菌把糖份及淀粉质转化为有害的酸性物质,侵蚀珐琅质。
In just one hour, plaque bacteria will start converting sugar and starch particles into harmful acids that attack the tooth enamel.
发生在自然界中,通过某些土壤中的细菌对大气中的氮的作用,和通过闪电将大气中的氮转化成氮的氧化物。
This occurs naturally by the action of certain soil bacteria on the nitrogen in atmosphere, and the conversion of atmospheric nitrogen to its oxides by lightning.
研究人员发现,如果在这些废水中加入某种细菌就可以将废水转化为沼气。
Researchers found that this waste water could be turned into biogas if a certain type of bacteria is added to it.
但是,这种细菌会发起反击,把金离子转化成金的纳米级粒子,这些粒子后来会在表面上接合成为花边状晶体。
But the bacteria fight back by transforming the ions into metallic gold nanoparticles that later coalesce into lace-like crystals across the surface.
第一步是,前三天里每天向禾捆中心添加水和肥料,这样细菌就开始生长了,将稻草转化为生长媒介。
The first step is to add water and fertilizer to the center of the bale everyday for three days, this begins the process of bacteria -- breaking down the straw into a growing medium.
光合细菌具有光合产氢活性,能利用有机物转化太阳能产生氢能。
Photosynthetic bacteria have the activity of hydrogen photoproduction and can convert solar energy into hydrogen energy utilizing organics.
遗传力细菌的遗传性转化的能力。
该设备可有效去除无机盐、重金属离子、有机细菌、细菌等,并将海水转化为符合饮用水水质标准。
This equipment can remove mineral salt, heavy metal ion, organic bacteria, germ and so on effectively and turn sea water into that meet standards for drinking water quality.
据防务新闻报道,空军正在资助一个华盛顿大学的研究小组以使用细菌涂料通过将光能转化为电能,以此来发电。
The Air Force is sponsoring a University of Washington research effort to generate power using a bacterial pigment that can convert solar energy to electricity, Defense Newsreports.
细菌改造作用有利于有机质向未成熟石油转化,热作用是未成熟石油形成的重要条件。
Bacterial action was favourable for organic matter to be inverted into immature oil, and thermal effect was an important condition for the formation of immature oil.
细菌感受态的制备和转化;
原核生物中,偶尔也用到transfection这个词,当细菌的转化过程中吸收的外源DNA是病毒DNA时就应该称此过程为转染。
Bacteria can be transformed with DNA extracted from a bacterial virus rather than from another bacterium, a process known as transfection.
它是指在厌氧条件下由自养型anammox细菌将NH 4 +- N直接转化为n2。
It is characterized of autotrophic ANAMMOX bacteria transferring NH4 + -n to N2 in anaerobic condition.
细菌基本上都是由有机化学物转化而来的单细胞微生物,所以我们为什么不把无机化学物培育成微生物,并允许他们进化呢?
Bacteria are essentially single-cell micro-organisms made from organic chemicals, so why can't we make micro-organisms from inorganic chemicals and allow them to evolve?
所利用的生物体主要包括:化学转化细菌、向光性细菌和藻类。
The microorganisms employed include mainly chemical conversion bacteria , phototropic bacteria and alga .
所利用的生物体主要包括:化学转化细菌、向光性细菌和藻类。
The microorganisms employed include mainly chemical conversion bacteria , phototropic bacteria and alga .
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