Thiophene, a highly common substance, serves as a versatile precursor to a variety of amino acids . 噻吩是一种很普通的物质，它可以作为合成各种氨基酸的母体。
The meso carbon atom of the methine linkage of the dye is attached to the nitrogen atom of an amino group . 该染料的甲川链上的中位碳原子与氨基的氮原子相连。
Amino acids combined in trna complexes may be regarded as sequestered, or compartmented . 结合于tRNA复合物中的氨基酸也可以认为是互不相关的，或者是被分室隔开的。
It is most efficient in clearing the peptide bonds on the c-terminal side of such amino acids tyrosine . 它对裂开诸如酪氨酸这类氨基酸的羧基末端的侧肽链最为有效。
A number of alternate pathways for the synthesis of specific amino acids have been identified in plants . 对植物中一些特殊氨基酸来说，已证明还存在着一些其他的合成途径。
Their experiments yield the simplest amino acids, including those commonly found in protein molecules . 他们的实验生成了最简单的氨基酸，包括通常在蛋白质分子中存在的那类。
We wondered if the blood-level rhythms caused similar rhythms in the rates at which the body used the amino acids . 我们不知道这个血液浓度节律是否使身体在使用氨基酸的速率上有相同的节率。
It is apparent from inspection of the table that poultry meat and eggs are relatively high in many of the essential amino acids . 如表所示，显然在禽肉和蛋类里许多必需氨基酸含量相对较高。
Many drugs and pesticides contain tertiary amino groups and could, therefore, be expected to undergo nitrosation in the body . 有很多的药物和农药含有叔胺基团，因此有可能在体内发生亚硝基化。
The waste products result from two processes the "wearing" of muscle tissue and oxidation of amino acids to obtain energy . 废物来自两个过程，肌肉组织的损耗以及为得到能量而进行的氨基酸氧化。
