V2EX heterotrophy

Heterotrophy

释义 Definition

异养(作用):一种营养方式,生物不能像植物那样自行合成所需的有机物,必须通过摄取其他生物或其有机产物来获得能量与营养(如动物、真菌、许多细菌与原生生物)。(也可指“异养性/异养生活方式”)

发音 Pronunciation (IPA)

/htrtrfi/ (BrE), /htrtrofi/ (AmE)

例句 Examples

Many animals rely on heterotrophy for energy.
许多动物依赖异养来获取能量。

In ecosystems, heterotrophy links consumers to producers by transferring energy stored in organic matter through food webs.
在生态系统中,异养通过食物网把消费者与生产者联系起来,使储存在有机物中的能量得以传递。

词源 Etymology

源自希腊语构词:**hetero-**(“不同的、异的”)+ -trophy(“营养、摄食、滋养”)。字面含义接近“以不同来源获取营养”,强调营养物质来自外部有机来源,而非自身合成。

相关词 Related Words

文献与作品 Notable Works

  • Campbell Biology(《坎贝尔生物学》)在营养类型与能量获取章节中常用该术语。
  • Brock Biology of Microorganisms(《布洛克微生物学》)讨论微生物代谢与营养方式时频繁出现。
  • Principles of Ecology(《生态学原理》类教材/专著)用于解释生产者消费者关系与能量流动。
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