polypeptide是什么意思 polypeptide的读音、翻译、用法

'polypeptide'是英语词语，翻译为“多肽”，是由多个氨基酸连接而成的链状分子，是蛋白质的组成部分。

以下是9个含有'polypeptide'的例句：

1. The structure and function of a protein are determined by the specific sequence of amino acids in its polypeptide chain.（蛋白质的结构和功能由其多肽链定的氨基酸序列决定。）

2. Insulin is a polypeptide hormone produced by the pancreas that regulates blood sugar levels.（胰岛素是胰腺产生的多肽激素，调节血糖水平。）

3. Peptide bonds link the amino acids in a polypeptide chain.（肽键连接多肽链中的氨基酸。）

4. The primary structure of a protein refers to the sequence of amino acids in its polypeptide chain.（蛋白质的初级结构指其多肽链中的氨基酸序列。）

5. A ribosome is a cellular organelle that synthesizes polypeptides by following the instructions encoded in messenger RNA.（核糖体是细胞质中合成多肽的细胞器，根据信使RNA编码的指示进行合成。）

6. The folding of a polypeptide chain into its final three-dimensional structure is determined by its amino acid sequence and the environment in which it is synthesized.（多肽链向其最终三维结构的折叠是由其氨基酸序列和合成环境决定的。）

7. Collagen is a fibrous protein made up of three polypeptide chains that form a triple helix.（胶原蛋白是由三根多肽链组成的纤维状蛋白质，形成三股螺旋结构。）

8. An amino acid is a building block of a polypeptide chain.（氨基酸是多肽链的组成单位。）

9. Antibodies are proteins composed of two polypeptide chains that recognize and neutralize foreign substances in the body.（抗体是由两根多肽链组成的蛋白质，能够识别和中和体内的外来物质。）

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