V2EX chemolithoautotroph

Chemolithoautotroph

释义 Definition

化能无机自养生物:以无机物(如 H、HS、NH、Fe 等)的氧化获取能量(化能),并以CO 作为碳源合成自身有机物的生物(多见于细菌和古菌)。该词也常用作形容词:chemolithoautotrophic。在不同语境下还可能涉及更细分的代谢类型。

发音 Pronunciation (IPA)

/kmolθottrf/

例句 Examples

Many deep-sea vent microbes are chemolithoautotrophs.
许多深海热液喷口的微生物是化能无机自养生物。

By oxidizing hydrogen sulfide and fixing carbon dioxide, a chemolithoautotroph can fuel an entire ecosystem in the absence of sunlight.
通过氧化硫化氢并固定二氧化碳,化能无机自养生物即使在没有阳光的环境中也能为整个生态系统提供能量基础。

词源 Etymology

该词由多个希腊/拉丁词根组合而成:**chemo-**(化学、化能)+ **litho-**(石/矿物,指无机物)+ **auto-**(自身,指自养)+ -troph(营养、摄食)。整体意思直译为“以化学能、以无机物为电子供体、并自养获取碳源的营养方式/生物”。

相关词 Related Words

  • Autotroph
  • Heterotroph
  • Lithotroph
  • Chemoautotroph
  • Chemosynthesis
  • Extremophile
  • Archaea
  • Bacteria
  • Prokaryote
  • Microbial
  • 文学与经典著作 Literary Works

    • Brock Biology of Microorganisms(《布洛克微生物学》)
    • Bergey’s Manual of Systematic Bacteriology(《伯杰氏系统细菌学手册》)
    • The Prokaryotes(《原核生物》丛书,Springer)
    • Microbial Ecology: Fundamentals and Applications(《微生物生态学》)
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