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虾壳有黑点是怎么回事

更新时间: 2021-11-16 10:36:57     

通过酚氧化酶(ProPO)系统进行黑化(虾壳上部的黑点)的过程是无脊椎动物中主要的先天防御系统。在侵入的微生物被包裹或吞噬后,黑化过程(包括颗粒状血细胞)有助于通过角质层排泄或在下一个蜕皮周期期间排出这些病原体,虾从而变得健康。

关键词: 黑点 怎么 回事

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