A colorless crystalline vitamin, C10H16N2O3S, of the vitamin B complex, essential for the activity of many enzyme systems and found in large quantities in liver, egg yolk, milk, and yeast.
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释义
生物素无色结晶维生素,C10H16N2O3S,属复合维生素B,为多种酶系统活动必不可少的物质,并在肝、蛋黄、牛奶和酵母中发现大量该物质
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