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Like all Cestoid's each individual has male and female reproductive structures in its proglottid and can reproduce independently.

像所有虫一样,每一条寄生虫节片上都有雄性和雌性构,能够独立

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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。

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fleam-tooth, fleapit, fleaseed, fleawort, flecainide, fleche, flèche, flechette, fleck, flecked,

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3G, 401(K), a,

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耶鲁大学公开课:心理学导论

These special weapons evolved for fighting other males for reproductive access.

这些特殊武器的进化是为了与其他争夺机会。

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In Our Time

So unlike most animals, most plants can produce both male sex cells and female sex cells.

因此,与大多数动物不同,多数植物能够同时产

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In Our Time

And so what plants do is they take their male sex cells, the sperm cells, and they package them up into a pollen grain.

因此,植物的做法是,它们将——精子——包裹进花粉粒中。

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科学60秒-科学美国人 2019年7月合集

Because males that allow females to take the food right out of their mouths are repaid with reproductive rights—and are more likely to sire offspring with their favorite female fruit finaglers.

因为允许直接从嘴里取出食物的会获得权利——并且更有可能用它们最喜欢的水果捕食者繁育后代。

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科学60秒-科学美国人 2019年6月合集

" We need pictures of the male gonopods, and we need them online, and we need them fast! " So that scientists can help millipedes keep the soil healthful, for them and for us.

“我们需要足类动物的照片, 我们需要它们在线,我们需要它们很快! ” 这样科学家们就可以帮助千足虫保持土壤健康, 为他们我们。

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flectional, fled, fledge, fledged, fledgeless, fledgeling, fledging, fledgling, fledgy, flee,

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3G, 401(K), a,
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