zooid

Japanese: zooid
zooid

…This group is called a colony. Each individual that makes up the colony is called an individual or zooid. In a true colony, the members are connected to each other by protoplasm, and nutrition and responses to stimuli extend to all members. In contrast, if the members are only attached by dead substances such as shells and have no connection to each other, it is called a pseudocolony. …

*Some of the terminology explanations that mention "zooid" are listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

Japanese:

…この集合体を群体とよぶ。群体を構成するおのおのの個体を個員または個虫zooidといい,真の意味の群体では,個員が互いに原形質によって連絡して,栄養摂取や刺激に対する反応は全個員に及ぶ。これに対して殻などの死んだ物質により接着するのみで,互いの連絡がない場合は,偽群体pseudcolonyとよぶ。…

※「zooid」について言及している用語解説の一部を掲載しています。

出典|株式会社平凡社世界大百科事典 第2版について | 情報

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