7 The strobila of cestodes consists of a chain of segments (proglottids) budded off from the neck region.
绦虫节裂区由从颈部出芽生殖
体节链(节片)组成。
7 The strobila of cestodes consists of a chain of segments (proglottids) budded off from the neck region.
绦虫节裂区由从颈部出芽生殖
体节链(节片)组成。
The histology of female gonad of Paphia (Paratapes) undulata (Born) was studied with light microscope.
波纹巴非蛤雌性生殖腺中卵巢由生殖管和输卵管构成。
The testes,ovarium and reproductive tube of adult treeshrew in its morphology and weight have marked seasonal changes.
成年树睾丸、卵巢和生殖管道
形态及重量有明显
季节性变化。
The larger embellum could be used as a secondary screening indicator for identifying aposporous embryo sac in Apluda mutica.
存发达
胚珠附器是水蔗草无孢
生殖胚囊
特点之一.
Like all Cestoid's each individual has male and female reproductive structures in its proglottid and can reproduce independently.
像所有绦虫一样,每一条寄生虫
节片上都有
性和雌性
生殖结构,能够独立生殖。
By these we obtained many dihaploid flax seeds.The significance of flax apomixis and its value to flax breeding were discussed.
本文阐述了双胚亚麻无融合生殖意义和
育种中
利用价值。
Generative nuclei The two gametic nuclei formed by the division of the generative cell in the pollen tube of angiosperms.
植物花粉管中
生殖细胞(应为
译者注)分裂成两个配
。
Fragments of the thallus containing both phycobiont and mycobiont cells may also grow into new lichens, a from of asexual reproduction.
地衣碎裂片中,如含有藻类和真菌共生时,也可长成独立植株,这是一种无性
生殖形式。
But in the end there is only so much to be learned about fumbling priapic landlords and the stale smell of liquor.
不过,作品结尾关于笨手笨脚、崇拜生殖器房东以及酒精散发出
难闻气味
描写,倒是让人思索良久。
Method Seven cases of MPMT of the female genital tract were studied by clinicopathology in combination with the review of the literature.
方法回顾分析7例女性生殖系统MPMT临床病理资料并复习文献。
The results provided the detail,cytological evidence that organelles in the microgametophyte are incapable of genetic transmission in the two species of Lilium.
本研究中同时对上述百合属
种
生殖细胞中线粒体
动态进行了观察,为线粒体
母系遗传补充了细胞学证据。
Some forms of infanticide in ancient societies, present-day reprogenetics, preemptive abortions and designer babies have been (sometimes controversially) referred to as eugenic.
古代社会某些杀婴行为、当今
生殖遗传学、抢先堕胎和由设计者设计婴儿这些(有时是有争议
)行动都
称为优生。
4 Turbellarians are monoecious with the reproductive systems adapted for internal fertilization. And the monogenetic flukes (class Monogenea) are mostly ectoparasites of fishes.
涡虫是雌同体
,生殖系统适于体内受精。单起源
吸虫(单殖纲)大多是鱼
外寄生虫。
There are rough endoplastic reticula and Golgi complexes in the cells of the androgenic gland, indicating that it seems to secret the proteinoid hormone.
伴随着生殖细胞生成及排放,促
性腺呈现出规律性
变化。
Homosporous ferns produce sporophytes by intra gametophytic selfing, inter gametophytic mating, or apogamy.Gametangium ontogeny, genetic load, and ploidy affect the mating system of each species.
摘要同型孢蕨类
孢
体可经由同配
体自交、异配
体交配两类配育系统或以无配生殖
方式产生,异配
体交配又可分为异配
体自交和异配
体异交两种方式。
Studies in a group of 24 women suggest the gel is nonirritating and does not harm the beneficial bacteria that normally inhabit the genital area.
对一组24名妇女研究表明,这种凝胶没有刺激反应,也不伤害正常情况下生活
生殖器部位
有益细菌。
The mutation potential of ethephon was by investigated the micronucleus test of bone marrow polychromatophilic erythroblasts (PCE) cells and sperm shape abnormality test in mice.
摘要为测定乙烯利对人体健康影响,采用小鼠骨髓细胞微
试验和小鼠精
畸形试验分别检测了乙烯利对小鼠体细胞和生殖细胞
致突变性。
When he judges it is safe to do so, he inserts the end of a pedipalp into the female's reproductive opening and discharges the sperm it carries.
当它确定安全时,便将须肢末端插进母蜘蛛生殖孔中并放出它所携带
精液。
Abstract : It is difficulty to select and breed apomictic germplasm among diploid rices at present, but it has become a hotspot to select and breed apomictic germplasm among polyploid rices.
摘要 : 目前,二倍体水平上选育水稻无融和生殖种质
难度较大,而
多倍体水平筛选水稻无融和生殖新种质已成为水稻无融和生殖研究新
生长点。
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