Venter The swollen base of an archegonium that contains the egg cell (oosphere).

器)腹：器内含有细胞(球)而向外膨大的基。

Objective To investigate the relationship between the first polar body morphology of oocyte and the zygote morphology in pronucleus stage, embryo quality in cleavage stage.

目的探讨细胞第一极体形态与原核期受精形态、期胚胎质量的关系。

The secondary oocyte now divides again into two new cells of unequal size: a relatively large ootid (mature egg cell) and a minute second polar body.

此时，次级母细胞又分两个大小不对等的新细胞：一个相对很大的子（细胞）和一个微小的次级极体。

Venter The swollen base of an archegonium that contains the egg cell (oosphere).

颈器)腹部：颈器内含有细胞(球)而向外膨大的基部。

Objective To investigate the relationship between the first polar body morphology of oocyte and the zygote morphology in pronucleus stage, embryo quality in cleavage stage.

目的探讨细胞第一极与原核期受精、期胚胎质量的关系。

The secondary oocyte now divides again into two new cells of unequal size: a relatively large ootid (mature egg cell) and a minute second polar body.

此时，母细胞又分成两个大小不对等的新细胞：一个相对很大的子（成熟细胞）和一个微小的极。

Venter The swollen base of an archegonium that contains the egg cell (oosphere).

颈卵器)腹部：颈卵器内含有卵细胞(卵球)而向外膨大基部。

Objective To investigate the relationship between the first polar body morphology of oocyte and the zygote morphology in pronucleus stage, embryo quality in cleavage stage.

目探讨卵细胞第一极体形态与原精卵形态、卵胚胎质量。

The secondary oocyte now divides again into two new cells of unequal size: a relatively large ootid (mature egg cell) and a minute second polar body.

此时，次级卵母细胞又分成两个大小不对等新细胞：一个相对很大卵子（成熟卵细胞）和一个微小次级极体。

Venter The swollen base of an archegonium that contains the egg cell (oosphere).

颈器)腹部：颈器内含有细()向外膨大的基部。

Objective To investigate the relationship between the first polar body morphology of oocyte and the zygote morphology in pronucleus stage, embryo quality in cleavage stage.

目的探讨细第极体形态与原核期受精形态、期胚胎质量的关系。

The secondary oocyte now divides again into two new cells of unequal size: a relatively large ootid (mature egg cell) and a minute second polar body.

此时，次级母细又分成两大小不对等的新细：相对很大的子（成熟细）和微小的次级极体。

Venter The swollen base of an archegonium that contains the egg cell (oosphere).

颈卵器)腹：颈卵器内含有卵细胞(卵球)而向外膨基。

Objective To investigate the relationship between the first polar body morphology of oocyte and the zygote morphology in pronucleus stage, embryo quality in cleavage stage.

探讨卵细胞第一极体形态与原核期受精卵形态、卵期胚胎质量关系。

The secondary oocyte now divides again into two new cells of unequal size: a relatively large ootid (mature egg cell) and a minute second polar body.

此时，次级卵母细胞又分成两不对等新细胞：一相对很卵子（成熟卵细胞）和一微次级极体。

Venter The swollen base of an archegonium that contains the egg cell (oosphere).

颈卵器)腹部：颈卵器内含有卵(卵球)膨大的基部。

Objective To investigate the relationship between the first polar body morphology of oocyte and the zygote morphology in pronucleus stage, embryo quality in cleavage stage.

目的探讨卵第一极体形态与原核期受精卵形态、卵期胚胎质量的关系。

The secondary oocyte now divides again into two new cells of unequal size: a relatively large ootid (mature egg cell) and a minute second polar body.

此时，次级卵母又分成两个大小不对等的：一个相对很大的卵子（成熟卵）和一个微小的次级极体。

Venter The swollen base of an archegonium that contains the egg cell (oosphere).

颈卵器)腹部：颈卵器内含有卵细胞(卵球)而向外膨大的基部。

Objective To investigate the relationship between the first polar body morphology of oocyte and the zygote morphology in pronucleus stage, embryo quality in cleavage stage.

目的探讨卵细胞第一极体形核期受精卵形、卵期胚胎质量的关系。

The secondary oocyte now divides again into two new cells of unequal size: a relatively large ootid (mature egg cell) and a minute second polar body.

，级卵母细胞又分成两个大小不对等的新细胞：一个相对很大的卵子（成熟卵细胞）和一个微小的级极体。

Venter The swollen base of an archegonium that contains the egg cell (oosphere).

颈卵器)腹部：颈卵器内含有卵细胞(卵球)而向外膨大的基部。

Objective To investigate the relationship between the first polar body morphology of oocyte and the zygote morphology in pronucleus stage, embryo quality in cleavage stage.

目的探讨卵细胞第一形态与原核期受精卵形态、卵期胚胎质量的关系。

The secondary oocyte now divides again into two new cells of unequal size: a relatively large ootid (mature egg cell) and a minute second polar body.

此时，次卵母细胞又分成两个大小不对等的新细胞：一个相对很大的卵子（成熟卵细胞）和一个微小的次。

Venter The swollen base of an archegonium that contains the egg cell (oosphere).

颈卵器)腹部：颈卵器内含有卵细胞(卵球)而向外膨大的基部。

Objective To investigate the relationship between the first polar body morphology of oocyte and the zygote morphology in pronucleus stage, embryo quality in cleavage stage.

目的探讨卵细胞第一形态与原核期受精卵形态、卵期胚胎质量的关系。

The secondary oocyte now divides again into two new cells of unequal size: a relatively large ootid (mature egg cell) and a minute second polar body.

此时，次卵母细胞又分成两个大小不对等的新细胞：一个相对很大的卵子（成熟卵细胞）和一个微小的次。