蛋白质的名称是由希腊语而来,意思是构成一切生命的第一要素。生物学家研究发现,一切生物生命的产生、存在与消亡,均与蛋白质密切相关。在人体中,蛋白质约占人体的18%,如果不包括水分在内,人体组织中约有一半是蛋白质。一切细胞和原生质都是以蛋白质为基础的,人类的3～3.5万个基因中,与蛋白质合成的有关基因占2%。人体内的酶和激素也 The name of a protein comes from Greek, meaning that it constitutes the first element of all life. Biologists found that all biological life, existence and demise, are closely related to the protein. In the human body, protein accounts for about 18% of the human body, if not included in the water, about half of human tissue protein. All cells and protoplasm are protein-based, human 3 to 35,000 genes, and protein synthesis related genes accounted for 2%. The human body enzymes and hormones also