| 单词 | eukaryote |
| 释义 | eukaryote —eukaryotic /yooh kar'ee ot"ik/, adj. /yooh kar"ee oht', -ee euht/, n. Biol. any organism having as its fundamental structural unit a cell type that contains specialized organelles in the cytoplasm, a membrane-bound nucleus enclosing genetic material organized into chromosomes, and an elaborate system of division by mitosis or meiosis, characteristic of all life forms except bacteria, blue-green algae, and other primitive microorganisms. Also, eucaryote. Cf. prokaryote. [ < NL Eukaryota, earlier Eucaryotes (1925) "those having a true nucleus," equiv. to eu- EU- + Gk káry(on) nut, kernel (see KARYO-) + NL -ota, -otes; see -OTE] |
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