Both female and male conceptacles open to the exterior via a pore, the ostiole.
雌雄性生殖窝均通过小孔与外界相联系。
Both female and male conceptacles open to the exterior via a pore, the ostiole.
雌雄性生殖窝均通过小孔与外界相联系。
90. The mating system can be changed in a quick and simple manner, from monoecy to dioecy.
用较快而简洁方法使交配系统从雌雄同株变
雌雄异株。
The androgyne is the united male and female principles together.
雌雄同体(阴阳人)是男性与女性法则联合。
The male and female pronucleus fused finally.Most hybrids could develop normally.
熟
雌雄原核形
融合过程,形
合子核,受精过程结束。
Shrubs, trees, rarely scandent, evergreen, usually dioecious or sometimes monoclinous or andromonoecious.
灌木,乔木,很少攀缘,常绿,通常雌雄异株或有时雌雄蕊同花或雄花两性花同株。
Test surface righting reflex,cliff avoidance reflex,negative geotaxis reflex,air righting reflex and forelimb grip reflex of ninety-three rats.
同日龄幼鼠93只,雌雄不拘,分别对平面翻正,空中翻正反射,悬崖回避试验,负趋地性试验,前肢握力试验进行测试。
"blazing star:a rhizomatous dioecious herb (Chamaelirium luteum) in the lily family, having long racemes of small flowers."
一种百合科雌雄异体
状草本植物(深黄色泽芹属),有细长总状花序
小花。
But fed with oakery pollen,indices as above were 9. 59 days, 37. 17 days, 3. 89 days,and 0. 86 per day,respectively.
而用青杠花粉饲养,其发育历期长达9.59天,雌雄螨寿命缩短为37.17天和3.87天,日平均产卵量仅0.86粒。
4 Turbellarians are monoecious with the reproductive systems adapted for internal fertilization. And the monogenetic flukes (class Monogenea) are mostly ectoparasites of fishes.
涡虫是雌雄同体,生殖系统适于体内受精。单起源
吸虫(单殖纲)
多是鱼
外寄生虫。
Trochus pyramis Born is of gonophores.The male reproductive system is mainly composed of the spermaries and spermaductus, instead of mating and others glands.
摘要塔形马蹄螺为雌雄异体,其雄性生殖系统主要由精巢和输精管组,没有交接器,也没有其他
附属腺体。
In a population in which all males and females divorce their partners, the best strategy for an individual bird is also divorce, because every bird has a high chance of remating.
如果在一个群体中,雌雄方都要与它们伴侣离婚,那么每一只鸟
最好选择就是离婚,因为每只鸟都有很
机会再找一个配偶。
Take the experimental rats into 8 groups including 3 groups for therapeutic dose,3 groups for toxic dose and 2 groups for lethiferous dose, with 10 rats for each group and male and female for half.
将实验小鼠(幼年)分8组,其中治疗剂量3组,中毒剂量3组,致死剂量2组,每组10只,雌雄各半。
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