each of the two distinct forms which succeed one another in the life cycle of an organism which undergoes alternation of generations; (also) the…
单词 | θ18711 |
释义 | the world > life > biology > biological processes > procreation or reproduction > types of reproduction > [noun] > alternate generation (8) alternate generation1841 each of the two distinct forms which succeed one another in the life cycle of an organism which undergoes alternation of generations; (also) the… alternation of generations1845 a pattern of reproduction occurring in the life cycles of plants and some invertebrates, involving a regular alternation between two distinct… metagenesis1849 Zoology. Alternation of generations; spec. alternation of asexual and sexual forms. heterogenesis1863 Alternation of generations. heterogamy1884 Biology. The succession of differently organized generations of animals or plants, as where sexual generation alternates with parthenogenesis. heterogeny1886 Biology. Alternation of generations, esp. of a sexual and a parthenogenetic generation. Cf. heterogenesis, n. 3c. heterogony1906 Biology. Alternation of generations, esp. of a diœcious and a hermaphroditic generation. Subcategories:— individual undergoing (1) |
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