archegonia是什么意思   archegonia怎么读

archegonia单词基本解析：

archegonia变化用词：

archegonia英英释义：

名词 archegonium:

a female sex organ occurring in mosses, ferns, and most gymnosperms

同义词：archegonium

archegonia中文词源：

archegonia用法和例句：

archegonia

Lateral archegonia

侧生颈卵器

The daughter cell near the neck of the archegonium gives rise to the vegetable organs, the other cell away from the neck develops to the feet.

前者发育成子代孢子体的营养器官，后者发育成基足。

a minute rudimentary plant contained within a seed or an archegonium

包含在种子或藏卵器中的一种微小的未生长的植物

a minute rudimentary plant contained within a seed or an archegonium.

包含在种子或藏卵器中的一种微小的未生长的植物。

It can be observed that the embryos break through the archegonia after fertilization.

原叶体受精后幼胚突破颈卵器生长。

11. In this species, the first division of zygote produces two equal hemispheric cells by the first partition wall at the right angles to the axis of the archegonium.

合子的第一次分裂面垂直于颈卵器的长轴，产生两个相等的子细胞，靠近颈卵器颈部的营养器官原始细胞和远离颈部的基足原始细胞。

During the foam stage of archegonium, the wall between the jacket cells and the central cells became fairly thick and the plasmodesmata present at the thinner area.

在颈卵器发育的泡沫化阶段，套细胞和中央细胞的接触壁不均匀加厚较为显著，在较薄的区域可见胞间连丝。

archegonium complex

复合颈卵器

It may be made up of one cell, or one or many layers of cells.It produces gametes that are usually motile.Compare archegonium.

它由一个细胞或者一或多层细胞构成，可以产生会游动的配子。

The mature archegonia contained neck cell, ventralcanal cell and egg cell, but neck cell and ventralcanal cell has degenerated.

成熟的颈卵器含有颈细胞、腹沟细胞和卵细胞，但颈细胞和腹沟细胞已经退化。

Enclosure of the nucellus by the integuments is incomplete, the embryo sac or, in gymnosperms, to the archegonium.

珠被并不是将珠心完全封闭，而是留有珠孔以便受精时花粉管进入胚囊，或裸子植物的藏卵器。

They indicated that adult prothallus with hairs, bifurcate rhizina and curve archegonium are some the evolution characteristic.The paper preliminary discusses its taxonomic significance.

研究表明龙头节肢蕨的配子体发育过程中出现毛状体，假根分叉，颈卵器弯曲等进化特征，并对其分类学意义初步讨论。

Dioicus with archegonia and antheridia on separate plants.

精子器和颈卵器生于不同植株上。

The minute, rudimentary plant contained within a seed or an archegonium.

胚芽小的，初级的植物包含有一个种子或颈卵器

STUDY ON THE MORPHOLOGY AND DEVELOPMENT OF THE ARCHEGONIUM AND ANTHERIDIUM OF THE FERN OSMUNDA CINNAMOMEA

蕨类植物桂皮紫萁颈卵器和精子器形态和发育的研究

The archegonium is generally reduced in nature.

藏卵器在性质上一般是简退的。

Many forest tree species have multiple archegonia which, after fertilization produce a number of proembryos.

许多林木树种都有颈卵器,受精以后便产生许多原胚。

Many forest tree species have multiple archegonia which, after fertilization produce a number of proembryos

许多林木树种都有颈卵器，受精以后便产生许多原胚。

A similar section through the female plant reveals several bottle-shape archegonia, the female reproductory organs

通过雌株末梢的纵切面所现出的几个瓶状的颈卵器，这就是雌性生殖器官。

Cytological Studies on the Formation of Female Gametophyte and Development of Archegonia in Ginkgo Biloba

银杏雌配子体形成及颈卵器发育的细胞学研究

Most gymnosperms retain archegonia except for the most advanced genera Gnetum and Welwitschia.

除了买麻藤属和百岁兰属以外大多数裸子植物还保留有颈卵器。

Antheridia released active sperm, but archegonia did not develop properly and lost their function.Young sporophytes were produced apogamously.

雄性配子体可产生具活力之精子，但雌配子体则发育不全而无法受孕。

The female gametophyte is represented by the embryosac, the archegonia being absent.

雌性配子体存在于胚囊中，颈卵器缺失。

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。

The distribution of amyloplast outside of inner endosperm was more compact than that of inside, and amyloplast around archegonium was loosely arranged.

颈卵器周围的胚乳细胞淀粉体的充实差。

The swollen lower portion of an archegonium containing the egg.

颈卵器腹颈卵器的隆起的下部，内含卵细胞。

Archegonium The female sex organ of the mosses, ferns, clubmosses, horsetails, most gymnosperms, and some red and brown algae.

颈卵器：一些苔藓，蕨类，红藻，褐藻和裸子植物中的雌性生殖器官。

(of mosses) having the archegonia at the top of the stem.

（苔藓）主干顶端有颈卵器。

(of mosses) having the archegonia on short lateral branches

（苔藓）在短侧枝上有颈卵器

(of mosses) having the archegonia on short lateral branches.

（苔藓）在短侧枝上有颈卵器。