Actin and myoglobulin are the compositions building muscles' stretching function. Microtubulin is the basic substance which provides the flagellum and cilium the function of movement.
Actin and myoglobulin are the compositions building muscles' stretching function. Microtubulin is the basic substance which provides the flagellum and cilium the function of movement.
肌动蛋白及肌球蛋白乃是构成肌肉伸缩机构的组成部分，微管蛋白是赋予鞭毛及纤毛能动的基本物质。