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芽胞与细菌哪些特征有关
更新时间: 2020-10-31 00:00:00  

芽孢与细菌的可休眠,抵抗性强的特征有关。

芽孢是细菌的休眠体,芽孢壁厚,含水量极低,代谢缓慢,而且抗逆性强,能经受高温、紫外线,电离辐射以及多种化学物质灭杀。芽孢可以帮助细菌度过不良环境。芽孢若遇适宜的度环境条件,可形成新的繁殖体。不过,一个细菌只能形成一个芽孢,一个芽孢也只能形成一个繁殖体。

关键词: 细菌 哪些 特征 有关

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