V2EX anhydrobiosis

Anhydrobiosis

释义 Definition

(生物学)无水休眠/脱水休眠:某些生物在几乎完全失水时进入一种代谢极低、近似“暂停生命活动”的状态;在重新补水后可恢复正常生命活动。(常见于缓步动物、轮虫、丰年虾、部分线虫与植物种子等)

发音 Pronunciation

/n.ha.dro.bao.ss/

例句 Examples

Some tardigrades can survive by entering anhydrobiosis.
一些缓步动物可以通过进入无水休眠来存活。

Under extreme drought, the organism entered anhydrobiosis, reducing its metabolism until water became available again.
在极端干旱下,这种生物进入无水休眠,把代谢降到很低,直到再次获得水分才恢复。

词源 Etymology

来自希腊语构词:**an-**(无、非)+ hydro-(水)+ bios(生命)+ -osis(状态/过程),字面意思是“无水的生命状态”,用于描述脱水条件下的可逆“休眠式”生存机制。

相关词 Related Words

文学与作品 Literary Works

  • 《Life at the Limits: The Science of Survival》(Frances Ashcroft):讨论多种极端环境下的生存策略时常涉及无水休眠等概念。
  • 关于缓步动物与隐生现象的生物学专著与论文集(如以 tardigrades/cryptobiosis 为主题的学术书籍与综述):该词常作为核心术语出现。
  • 极端微生物与生存机制相关的科普/学术著作(以 extremophiles 为主题):在介绍耐旱与“暂停”生存策略章节中常见此词。
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