The testes,ovarium and reproductive tube of adult treeshrew in its morphology and weight have marked seasonal changes.

成年树睾丸、卵巢和生殖管形态及重量有明显季节性变化。

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雄性和雌性生殖结构，能够独立生殖。

Every animal has reproductive organs.

每种动物都有生殖器官。

Objective: To study the changes of mast cells and effect by estrogen on reproductive duct of ovariotomy rats.

摘要目探讨雌激素去卵巢大鼠生殖管大细胞影响。

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成，没有交接器，也没有其他附属腺体。

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，生殖系统适于体受精。单起源吸虫（单殖纲）大多是鱼外寄生虫。

The reproductive isolation among sympatric Pedicularis species is influenced by the differences of pollinator behavior and floral form via ethological isolation and mechanical isolation.

另一方面是通过机械隔离机制，即由熊蜂不同访花行为以及植物花部结构上差异避免柱头与熊蜂携带异种花粉接触。

The relevant hormone determining results show: Prolactin (PRL), estradiol (E2) and progesterone (P) content in serum have regularly changed during reproductive and nonreproductive phase.

相关激素测定结果表明：血清中垂体泌乳素(PRL)、雌二醇(E2)和孕酮(P)含量在生殖期和非生殖期呈现规律性变化。

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。

Conclusions The conservative surgery for adenomyoma can reduce symptom and raise pregnancy rate significantly, it can be accepted by young women who want to preserve their reproductive capacity.

结论子宫肌腺瘤保守手术可以明显地改善症状、增加妊娠几率，故能够被年轻、有生育要求患者所接受。