One inclusion formed somewhat later exterior to the exosporium. Another inclusion was formed within the exosporium and remained with the spore after mother cell lysis.

当芽胞形成细胞裂解后，一种晶体出来，形成自由的伴胞晶体，另一种在芽胞外壁内侧形成，成熟后包裹在芽胞外壁以内不脱，始终和芽胞粘连在一起。

Chromosome 12 of pollen mother cell of japonica trisomic rice (Oryza sativa L.) was successfully isolated using microglassneedles under the micromanipulator in this study.

首次以粳稻第12号三体为材料，采用玻璃针染色体微分法，成功地分水稻第12号染色体。

There are a lot of sporule mother cells in every sporangium, they are respective via meiosis hind, produce the sporule of 4 monoploid.

每个孢子囊中有许多小孢子母细胞,它们各自经减数分裂后,产生四个单倍体的小孢子。

Pollen mother cells undergo meioses through simultaneous cytokinesis and give rise to tetrads of microspores, which are tetrahedrally arranged.

花粉母细胞行减数分裂，细胞质分裂属同时型，产生小孢子四分体，为四面体形。

Tapetum (pl. tapeta) A food-rich layer surrounding the spore mother cells in the anthers of vascular plants.

维管植物花粉囊内包围孢子母细胞的富含营养物质的一层结构。