• 植物祖先是进行光合作用单细胞生物,由此产生的植物可能缺乏真正的复杂生殖结构花朵

    The ancestors of plants were photosynthetic single-celled organisms that gave rise to plants presumably lacked true roots, stems, leaves, and complex reproductive structures such as flowers.

    youdao

  • 对骈体各种生殖行为进行了观察,并用孚尔改进的黑色素染色技术揭示了它们细胞学细节

    Various reproductive behaviors of the doublet were observed and their cytological details were demonstrated by Fculgen stain and modified Nigrosin stain techniques.

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  • 水稻植株深层土壤吸收更多养分保护植株生殖生长阶段倒伏

    Deep rooting of rice plant made easy to absorb more nutrients from deep soil layers, and protected the plant from lodging at reproductive stage.

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  • 相应于盘骨神经丛(生殖腺、性腺),照顾着我们排泄系统生殖器官腿部4个花瓣表示

    Mooladhara Chakra represented by four lotus petals is corresponding to Pelvic Plexus (gonad) and it takes care of the excretory system, generative organ and the legs.

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  • 结果表明:蝎蛉卵巢12多滋式卵巢小管组成每个卵巢小管分为生殖生长区

    The results showed that each of the two ovaries consists of 12 polytrophic ovarioles, which can be differentiated into the terminal filament, a germarium, a vitellarium and a pedicel.

    youdao

  • 结果表明:蝎蛉卵巢12多滋式卵巢小管组成每个卵巢小管分为生殖生长区

    The results showed that each of the two ovaries consists of 12 polytrophic ovarioles, which can be differentiated into the terminal filament, a germarium, a vitellarium and a pedicel.

    youdao

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