gonitangium

例句：

1. 1.The gonitophore is the part of the spermatid that produces the nucleus.
   精子核是精子中的组成部分，它产生于精原细胞。
2. 2.The goniotrophic hormones are responsible for controlling cell growth and differentiation.
   生长激素和分化激素负责控制细胞的生长和分化。
3. 3.The goniotropic effects of insulin on glucose metabolism have been extensively studied.
   胰岛素对葡萄糖代谢的促生长作用已广泛研究。