| 单词 | gametes |
| 释义 | DEFINITIVE EXAMPLES 权威例句〔anisogamy〕A union between two gametes that differ in size or form.异性配子结合：大小或形状不同的两个配子的结合美国传统〔apomixis〕Reproduction without meiosis or formation of gametes.无配生殖，无融合生殖：无须减数分裂或形成配子的繁殖美国传统〔asexual〕Relating to, produced by, or involving reproduction that occurs without the union of male and female gametes, as in binary fission or budding.无性生殖的：没有雌雄交媾而繁殖的，关于无期雌雄交配而繁殖的，涉及无雌雄交配而繁殖的，如在偶数分裂或萌芽中美国传统〔conjugant〕Either of a pair of organisms, cells, or gametes undergoing conjugation.配合：一对经过结合的生物体、细胞或配子之一美国传统〔diplosis〕The formation during fertilization of the diploid number of chromosomes by the fusion of the nuclei of two haploid gametes.倍加作用：由两个单倍配子细胞核结合而使染色体体二倍数形成受精美国传统〔endogamy〕Biology Reproduction by the fusion of gametes of similar ancestry.【生物学】 近亲交配：近亲之间交配的有性繁殖美国传统〔exogamy〕Biology The fusion of two gametes that are not closely related.【生物学】 异系结合：无密切亲缘关系的两种生物的结合美国传统〔fertilization〕The union of male and female gametes to form a zygote.受精卵：雄性和雌性配子的结合形成受精卵美国传统〔gametangium〕An organ or a cell in which gametes are produced.配子囊：产生配子的器官或细胞美国传统〔gametocyte〕A cell from which gametes develop by meiotic division, especially a spermatocyte or an oocyte.配子母细胞，配子细胞：配偶子通过配子减数分裂而发展的细胞，尢指精母细胞或卵母细胞美国传统〔gametogenesis〕The formation or production of gametes.配子发生：配子的形成或产生美国传统〔gonad〕An organ in animals that produces gametes, especially a testis or an ovary.性腺：动物身上的一种器官，能产生配子，特别是指睾丸或卵巢美国传统〔heterogamous〕Characterized by the fusion of unlike gametes in the reproductive process.异配生殖的：以在繁殖过程中不同的配子结合为特征的美国传统〔heterogamy〕The state or condition in which conjugating gametes are dissimilar in structure and size as well as in function.配子异型：配合配子在结构与大小及功能上不同的状态或情况美国传统〔heterozygosis〕The formation of a zygote by the union of genetically different gametes.异型接合：通过基因不同的配子的结合而产生合子的构造美国传统〔homogametic〕Producing gametes that contain only one type of sex chromosome.同配生殖的：产生只含有单性染色体的配子的美国传统〔homozygosis〕The union of genetically identical gametes, resulting in the formation of a homozygote.同性接合性：遗传上相同配子的结合导致纯合子的形成美国传统〔male〕Relating to or designating organs, such as anthers or antheridia, that produce gametes capable of fertilizing those produced by female organs.雄性的：表明是或与某种器官组织有关的，此组织可以产生使雌性组织产生的配子受精的配子，如花药或孢子植物精子囊美国传统〔maturation division〕Either of the two successive cell divisions of meiosis, with only one duplication of the chromosomes, that results in the formation of haploid gametes.成熟分裂：细胞成熟分裂中的连续两次分裂，因单倍体配子的形成，只有一次分裂能复制出铬酸美国传统〔maturation〕The processes by which gametes are formed, including the reduction of chromosomes in a germ cell from the diploid number to the haploid number by meiosis.结合的过程：配子形成过程，包括生殖细胞因成熟分裂造成其内铬酸由二倍体数减少到单倍体数的过程美国传统〔microgamete〕The smaller of a pair of conjugating gametes, usually the male, in an organism that reproduces by heterogamy.小配子：一对并合配子中较小的一个，通常是由异配产生的有机物中的雄性美国传统〔oogamete〕A female gamete, especially the larger of two gametes produced by an oogamous species.雌配子：一种雌性配子，尤指由卵生生物种产生的两个配子中较大的一个美国传统〔oogamous〕Characterized by or having small motile male gametes and large nonmotile female gametes.卵配生殖的，异配生殖的：其特征为活跃能动的小雄性生殖细胞和非活动的小雌性生殖细胞的融合美国传统〔pollen tube〕The slender tube formed by the pollen grain that penetrates an ovule and releases the male gametes.花粉管：由穿透胚珠并释放出雄性配子的花粉粒形成的细管美国传统〔segregation〕Genetics The separation of paired alleles especially during meiosis, so that the members of each pair of alleles appear in different gametes.【遗传学】 分离：成对等位基因的分离，尤指在减数分裂过程中的分离，结果为每对等位基因的成员出现在不同的配子中美国传统〔spermary〕An organ or a gland in which male gametes are formed, especially in invertebrate animals.精巢，睾丸：尤指无脊椎动物形成雄性配子的器官或腺体美国传统〔syngamy〕The fusion of two gametes in fertilization.有性生殖：在繁殖时两个配子的配合美国传统〔zygosis〕The union of gametes to form a zygote; conjugation.接合：配子结合而形成合子；结合美国传统〔zygospore〕A large multinucleate spore formed by union of similar gametes, as in algae or fungi.接合孢子：由相似的配子结合而成的多核大孢子，如在海藻或真菌中美国传统〔zygote〕The cell formed by the union of two gametes, especially a fertilized ovum before cleavage. 合子：两个配子结合而成的细胞，特指分裂前的受精卵美国传统Sexual reproduction involves the formation and fusion of specialized gametes, such as sperm and egg.有性繁殖与专化配子例如精子与卵子的形成与结合直接有关。剑桥国际 |
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