Vocab Bloom Hub

micropylar

/ˌmaɪ.krəˈpaɪ.lər/

翻译: 指与珠孔(胚珠或种子表面供花粉管进入的小孔)相关的。

1 个条目

adjective

/ˌmaɪ.krəˈpaɪ.lər/formalscientific
  • zh指与珠孔(胚珠或种子表面供花粉管进入的小孔)相关的。

Relating to the micropyle, a small opening in the surface of an ovule or seed through which the pollen tube enters.

  1. Relating to a micropyleC2formal

    Pertaining to a small opening or pore, especially in the ovule of a seed plant or the egg of an insect.

    zh珠孔的

    • The micropylar region of the ovule is crucial for pollen tube entry.
    • In many insects, the sperm enters the egg through the micropylar opening.
    • The micropylar cap is a specialized structure in some plant seeds.