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单词 配子
例句 DEFINITIVE EXAMPLES 权威例句〔Y-chromosome〕The sex chromosome associated with male characteristics, occurring with one X-chromosome in the male sex-chromosome pair.Y染色体:与男性特征有关的性别染色体,与一个X染色体并存于雄性染色体配子美国传统〔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〔apogamy〕The development of an embryo without the occurrence of fertilization.无配子生殖:无需授精的胚胎发育美国传统〔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〔apospory〕The development of a gametophyte directly from a sporophyte without the occurrence of meiosis or spore formation.无孢子形成,无孢子生殖,无孢子状态:没有经过减数分裂或孢子形成而直接由孢子体进行的配子体发育美国传统〔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〔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〔gamete intrafallopian transfer〕A technique of assisted reproduction in which eggs and sperm are inserted directly into a woman's fallopian tubes, where fertilization may occur.配子植入技术:将卵子与精子直接植入女性输软管的生育技术,受精作用即是在输卵管发生美国传统〔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〔gametophore〕A structure, as in liverworts and mosses, on which gametangia are borne.配子枝:产生配子囊的结构,如在地钱和苔藓中一样美国传统〔gametophyte〕The gamete-producing phase in a plant characterized by alternation of generations.配子体:植物中以世代交替为特征的产生配子产生的阶段美国传统〔gamogenesis〕Sexual reproduction.有性生殖,配子生殖美国传统〔generative cell〕A cell of the male gametophyte or pollen grain in seed plants that divides to give rise directly or indirectly to sperm.生殖细胞:雄性配子体的一个细胞或种子植物中的花粉颗粒,分裂后直接或间接地产生精子美国传统〔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〔heterogametic〕Of or relating to heterogametes.异形配子的:异形配子的或与之相关的美国传统〔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〔heterothallic〕Producing male and female gametangia in different structures or plants, as in some algae and fungi.雌雄异株的:在不同的构造或植物中产生雄性与雌性配子囊的,如一些藻类和菌类美国传统〔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〔hologamous〕Of or relating to an organism whose germ cells morphologically resemble its somatic cells.全配子的:属于或有关体细胞和胚细胞结构上相似的有机体的美国传统〔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〔isogamete〕A gamete that has the same size and structure as the one with which it unites.同形配子:和与之相连的另一配子大小和结构相同的配子美国传统〔isogamy〕Reproduction by the fusion or conjugation of isogametes, as in certain algae and fungi.同配生殖:由同形配子的混合或接合而发生的生殖,如在海藻和真菌中进行的生殖美国传统〔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〔megagametophyte〕The female gametophyte that arises from a megaspore of a heterosporous plant.雌配子体:从有异型配子体的植物的大配子中长出的雌性配子美国传统〔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〔microgametocyte〕A gametocyte that gives rise to microgametes.小配子母细胞:产生小配子配子细胞美国传统〔microspore〕The smaller of two types of spores that give rise to a male gametophyte.小孢子:两种孢子中较小的一种,其产生一雄性配子美国传统〔oocyte〕A cell from which an egg or ovum develops by meiosis; a female gametocyte.卵母细胞:一种通过分裂产生卵子的细胞,是一种雌性配子母细胞美国传统〔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〔oosphere〕A large nonmotile female gamete or egg cell, formed in an oogonium and ready for fertilization.卵球:一种不活跃的大雌配子或卵细胞,形成于卵巢中并在那里准备受精美国传统〔ootid〕A haploid cell that results from the meiotic division of an oocyte and becomes a female gamete or an ovum.卵(子)细胞:由于卵母细胞减数分裂产生而后形成配子或卵细胞的单倍体细胞美国传统〔ovum〕The female reproductive cell or gamete of animals; egg.卵细胞:雌性再生细胞或动物的配子;卵美国传统〔parthenogenesis〕A form of reproduction in which an unfertilized egg develops into a new individual, occurring commonly among insects and certain other arthropods.单性生殖,孤雌生殖:一种配子未经受精就能发育成新个体的生殖方式,常用于昆虫和某些其它类节肢动物中美国传统〔planogamete〕A motile gamete, especially one having undulipodia.游走配子:一种能动的配子,尤指具纤毛的配子美国传统〔pollen grain〕A microspore of seed plants, containing a male gametophyte.花粉粒:种子植物的花粉粒,含有一个雄性的配子美国传统〔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〔prothallus〕A small, flat, delicate structure produced by a germinating spore and bearing sex organs. It is the gametophyte of ferns and some other plants.原叶体:一种由孢子萌发产生的小而平面脆弱的结构,带有生殖器官它是蕨类和其它一些植物的配子美国传统〔protonema〕The green, filamentous growth that arises from spore germination in liverworts and mosses and eventually gives rise to a mature gametophyte.原丝体:由叶苔或苔藓的孢子萌芽发展而成的绿色丝状生长物,最终发展成配子美国传统〔rhizoid〕A slender rootlike filament by which mosses, liverworts, and fern gametophytes attach to the substratum and absorb nourishment.假根:一种纤细的似根丝状体,苔藓、地钱及蕨类的配子体通过它附着于基质并吸收营养美国传统〔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美国传统〔sex cell〕A germ cell or gamete.性细胞:芽胞细胞或配子美国传统〔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〔spermatium〕A nonmotile cell in red algae and certain lichens and fungi that functions as a male gamete.不动精子:红藻或某些地衣及真菌中的非游动性细胞,起雄性配子的作用美国传统〔spermatozoid〕A ciliated male gamete produced in an antheridium.游动精子:在精子囊中产生的有纤毛的雄性配子美国传统〔sperm〕A male gamete or reproductive cell; a spermatozoon.精子:男性配子或生殖细胞;精子美国传统〔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〔zooid〕An organic cell or organized body that has independent movement within a living organism, especially a motile gamete such as a spermatozoon.游动孢子:在有机体内可以独立运动的生物细胞或有组织结构的肢体,特别指能动的配子,例如精子美国传统〔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Each gamete contains one set of chromosomes, and can join with another gamete of the opposite sex to form a zygote.每个配子含有一套染色体,可以与异性的配子结合成合子。剑桥国际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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