生物合成

Biotin is not saturated fatty acids required for the synthesis of the coenzyme acetyl CoA.

生物素是不饱和脂肪酸合成过程中所需的乙酰CoA的辅酶。

A wide range of compounds related to adenine have been synthesized and tested in a number of bioassays.

人工合成了许多和腺嘌呤有关的化合物，并用几种生物鉴定法试验过。

This thesis starts the synthesis and research of compounds with active biologic quality by using adenine as the basic material.

本论文以腺嘌呤为基本原料，开展了生物活性化合物的合成与研究。

Trnas: these carry amino acids to the ribosome during translation. some small nuclear rnas: these function in a variety of nuclear processes. 5s rrna: this is a functional and structural component of the ribosome's 60s subunit. it is somewhat sensitive to inhibition by -amanitin.

rna聚合酶ⅲ催化合成5s rrna、trna的前体，以及核内小分子rna和病毒rna.trna在翻译过程中能够荷载氨基酸；核内小分子rna参与了核内的多种加工过程；5s rrna是60s大亚基的结构和功能成分。rna聚合酶ⅲ对α-鹅膏蕈碱中度度敏感，因生物的种类不同，敏感性不同。

Methods Metabolic functions were studied by antipyrine autoradiography for the measurement of cerebral blood flow,by 3H-leucine autoradiography for the measurement of cerebral protein synthesis and by regional ATP bioluminescent imaging for the measurement of ATP content.

方法用放射性自显影方法测定L1 KO小鼠和野生型对照组小鼠大脑局部血流量和蛋白质合成率，用生物荧光影像技术测定两组ATP含量，并将两组数据进行比较。

Methods Metabolic functions were studied by [14C] antipyrine autoradiography for the measurement of cerebral blood flow, by 3H-leucine autoradiography for the measurement of cerebral protein synthesis and by regional ATP bioluminescent imaging for the measurement of ATP content.

用放射性自显影方法测定L1 KO小鼠和野生型对照组小鼠大脑局部血流量和蛋白质合成率，用生物荧光影像技术测定两组ATP含量，并将两组数据进行比较。

By density functional theory B3LYP method with 6-31G basis set, the geometry and electronic structure of the natural inhibitor and derivatives of Adenylosuccinate synthetase were optimized and their thermodynamic stability was also analyzed. The relationship between their electronic structures and bioactivities were discussed based on the Mulliken bond order, atomic net charge distribution and molecular surface electrostatic potential.

利用密度泛函B3LYP方法选择6-31G基组对腺苷酸琥珀酸合成酶天然抑制剂及其衍生物的结构进行优化，并对其稳定性进行了分析，同时采用Mulliken键序、原子电荷分布、表观静电势等对AdSS抑制剂及其衍生物电子结构与其生物活性相关性进行了理论研究。

Autotroph:an organism capable of synthesizing its own food from inorganic substances, using light or chemical energy.

自养生物：一种能够从无机物质如光或化学能量中合成出自身食物的有机体。

The bio-logical activities were determined by means of pyrogallol autoxidation. The results showed that these complexes had SOD activities.

采用邻苯三酚自氧化法测定了它们的生物活性，结果表明所合成的配合物具有一定的拟SOD活性。

Meantime, amines" structure influence on the yield of Schiff base was discussed , and some new compounds" bacteriostasis was tested in this paper.

通过实验本论文同时讨论了胺的结构对Schiff碱合成反应的影响，试验了一些化合物的生物活性。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。