Asymmetric hydroboration is a kind of widely applied and valuable reaction, in which borane reduction of prochiral ketones reaction is an important method.

不對稱催化硼氫化反應(yīng)是應(yīng)用廣泛且具有工業(yè)價值的反應(yīng)，其中的硼烷還原前手性酮反應(yīng)有著舉足輕重的作用在线视频国产一区二区。

At the computers heart is a ribozyme – a short RNA molecule able to catalyse changes to other molecules.

計算機(jī)的核心是酶性核酸――一類具有催化斷裂RNA作用的核酸分子国产精品性色AV。

And if that were not practical enough, others are looking at the role snowflakes have in catalysing the transformation of ozone into normal oxygen.

如果上面提到的研究沒有多少實際用途的話，還有一些研究試圖尋找雪花在催化臭氧轉(zhuǎn)化為氧氣過程中起到的作用三级无码视频进入。

Citrate synthase plays a key role in regulating TCA cycle and is responsible for catalysing the synthesis of citrate from oxaloacetate and acetyl CoA.

檸檬酸合成酶在TCA循環(huán)中起著關(guān)鍵的調(diào)節(jié)作用0808贵妃网理论片，它催化乙酰輔酶A與草酰乙酸縮合成檸檬酸。

Protoporphyrinogen oxidase inhibiting herbicide is becoming a hot point of novel herbicide development because it inhibits the enzyme catalysing the synthesis of chlorophyl in plant cell, insures the different activity between plants and animals, and has the virtues of high effectivity, low toxicity and mezzo residue.

而原卟啉原氧化酶抑制劑類除草劑以植物細(xì)胞中催化葉綠素合成的酶為作用點啊啊啊用力插好舒服国产视频，確保了動植物之間的選擇毒性，具有高效自拍网色、低毒一九九精品在线免费观看视频、殘效適中的特點，成為新型除草劑開發(fā)的熱點玖玖视频网。

Protein phosphorylation catalysed by protein kinase is the predominant form of signaling in both procaryotes and eucaryotes, Protein Ser/Thr and Tyr kinase play essential roles in signal transduction.

蛋白質(zhì)激酶催化的蛋白質(zhì)磷酸化是原核和真核生物中一種主要的信號傳導(dǎo)方式91看片午夜在线影院，蛋白質(zhì)Ser／Thr和Tyr激酶在信號傳導(dǎo)過程中起著必需的作用。1993年孕妇激情视频片，張承才在Anabaena sp呦呦综合网。

Several glycosyl phosphate and phosphonates, as inhibitors of AGPase, were synthesized.In the synthesis of β〓-6 linked oligosaccharide phosphonates, A new method was developedfor preparation of 〓,6-〓-di-acetyl-2,3,4-〓-tri-benzyl-D-hexoses by acetylation of benzylatedmethyl glycosides in high yield under the conditions of 〓 and cat.〓.

合成了一些磷酸酯及其類似物作為嗜熱AGPase的抑制劑，在研究β 1-6連接的寡糖膦酸酯的合成中人人入人人操，發(fā)現(xiàn)了制備1高清无码污网站，6-〓-二乙酰基-芐基保護(hù)糖的新方法：芐基保護(hù)的糖苷在醋酐和催化量的硫酸作用下，在0℃反應(yīng)進(jìn)行7-10 min一级毛片性爱视频网站，可以選擇性舔穴在线、高收率地得到此化合物。

Metal complex and metallomicelle as model compounds for artificial enzyme have been widely and extensively studied. In this dissertation, a series of homo- and hetero-dinuclear oxamido-bridged complexes have been synthesized, and the catalytic hydrolyses of carboxylic acid esters and phosphate by these complexes have been systematically investigated, and the catalytic mechanisms have also been dissected.

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In condition of variety and quality of wheat in our country , it is more and more importance of flour improvers , acting on catalyzing and leading for the market regulated and amalgamated.

在我國現(xiàn)有小麥品種和品質(zhì)條件下亚洲免费送视频，面粉改良劑的重要性越來越突出，起到催化甚至導(dǎo)引市場整合的作用亚洲熟女激情视频网。

A kinetic spectrophotometric method for the determination of trace oxalate was established, based on its inhibitory effect on the catalytic oxidation of indigo carmine with potassium bromate in the presence of V in 5 mmol/L H3PO4 media.

基于在5mmol/L磷酸介質(zhì)中影音先锋一区二区三区无码电影网，草酸根對釩催化溴酸鉀氧化靛藍(lán)胭脂紅褪色反應(yīng)的抑制作用，建立了一種阻抑動力學(xué)光度法測定微量草酸根的新方法国产精品黄色网。