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alternation of generations中文

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用"alternation of generations"造句"alternation of generations"怎麼讀"alternation of generations"的同義詞"alternation of generations" meaning
中文翻譯手機版
  • 世代交替
例句與用法
  • They show a heteromorphic alternation of generations , the gametophyte eging the dominant generation
    苔蘚植物具有明顯的世代交替現象,配子體在世代交替中占優勢。
  • Alternation of generations the occurrence of two , or occasionally more , generations during the life cycle of an organism
    世代交替:有機體生活史中出現二個或者兩個以上世代的現象。
  • Hofmeister , wilhelm friedrich benedict ( 1824 - 77 ) german botanist who first demonstrated the alternation of generations in lower plants
    霍夫美施塔:是德國植物學家,第一個發現低等植物中具有世代交替的現象。
  • The concept of an alternation of generations can be extended to the flowering plants , in which the embryo sac and pollen represent the much reduced famale and male gametophyte generations respectively
    這個概念也可以運用在有花植物上,由胚囊和花粉各自表達雌雄配子體世代。
  • In organisms showing alternation of generations , the gametes may be produced by mitosis in the haploid generation , or by meiosis in the diploid generation and give rise directly to gametes or gamete - producing cells
    在表現出明顯世代交替的生物體中,配子可能是由單倍體世代發生有絲分裂產生,亦可由二倍體世代減數分裂直接產生配子體或配子母細胞。
  • Like thallose liverworts , the hornworts have an alternation of generations in which the gametophyte is a dorsiventral flattened green phallus and the saprophyte is an upright structure that has a foot embedded in the gametophytes , from which it draws nutrition
    與葉狀體植物地錢一樣,角苔具有明顯的世代交替, ,配子體在世代交替中占優勢,孢子體占劣勢且利用其基足插入配子體的組織中吸取養料,以供孢子體生長。
用"alternation of generations"造句  
英文解釋
  • the alternation of two or more different forms in the life cycle of a plant or animal
    同義詞:heterogenesis, xenogenesis,

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