1、生物技术可被认为是生物有机体的应用并投入工业化生产的过程。生物工程涉及大量的原理和学科。尽管现在许多的活动高度复杂和新颖，但许多过程已经在历史长河中留下了它们的足迹。Biotech
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细胞外的和细胞内的微生物酶的工业化生产可以通过液体深层发酵和固体基质发酵技术获得。大多数液体介质的几道复杂的混合物未定义的材料如糖、淀粉水解产物，玉米浸泡液、酵母提取物。在生产中批量生产方法是应用最广泛的。可以控制环境和基因调控控制酶产品。
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