egg cell

This involves taking the nucleus out of an egg cell and replacing it with the nucleus of an ordinary cell from the animal to be cloned.

该技术将卵细胞核取出，代之以所要克隆的动物的普通细胞。

An egg cell removed from Mrs. , Carr was fertilized in a laboratory dish with sperm from her husband.

从卡尔夫人卵巢里抽出一个卵细胞和她丈夫的精子在实验器里受精。

If that host cell is a sperm or egg cell, or the precursor to such a cell, then the lodged DNA may get passed down the generations.

如果宿主细胞是精子或卵细胞，或是这类细胞的前体，那么这段插入的DNA就能够传递至下一代宿主细胞。

In the middle of last century, biologists put a somatic cell nucleus of a frog into an enucleated egg cell, then created a clone tadpole.

在上个世纪中期，生物学家把青蛙的体细胞核放入青蛙的去核卵细胞里，结果制造出了克隆蝌蚪。

The nucleus of an egg cell was removed and replaced with the nucleus from a cell of the animal to be cloned.

就是将卵细胞的细胞核去除，然后用预备克隆的动物的细胞核取而代之。

The egg cell appeared to be an active cell.

卵细胞似是一个活跃的细胞。

Synergid cells Two haploid cells located near the egg cell at the micropylar end of the embryo sac in flowering plants.

存在于开花植物胚囊内，是位于珠孔端的卵细胞两侧的两个单倍体细胞。

They then transferred the fibroblast's nucleus to another dog's egg cell, with its nucleus removed.

然后他们把这个细胞核植入另一只狗的卵细胞中，而这个卵细胞的细胞核已经被移除。

Rocks on the bottom right of the egg cell has two irregular patterns.

奇石上卵细胞的右下方有二个不规则的图案。

Each biological egg cell, like most nucleated cells, carries several libraries of DNA information outside of the chromosomes.

和绝大多数有核细胞一样，每一个生物卵细胞都会在染色体之外携带好几个DNA信息库。

Once the sperm has fused to the egg cell membrane the "zona reaction" takes place which prevents other sperm from entering the egg.

一旦一个精子进入卵细胞结合后，透明膜会出现以阻止其他的精子进入。

An egg cell cannot develop into a new life by itself.

卵细胞不能独自衍生成一个新的生命。

The result is a sperm or egg cell with one copy of each chromosome.

结果每个精子或者卵子里面只有一套染色体。

Egg cell and sperm cells. Schematic drawing showing their relative sizes.

卵子细胞与精子细胞.按照相对大小所绘示意图。

This is what scientists have recently found on the two attached to the egg cell on a transparent ribbon crown cells.

这就是科学家最近发现的二个粘贴在卵细胞上透明带状物上的冠细胞。

The vaccine works by blocking Male sperm cell from joining feMale egg cell.

疫苗阻断雄鼠精细胞同雌鼠卵细胞结合。

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。

The largest cell in the human body is the female ovum, or egg cell.

人体中最大的细胞是女性卵子，或卵细胞。

The egg cell is ready for a new nucleus.

该卵细胞为另一个新的细胞核准备。

It takes about 175, 000 sperm cells to weigh as much as a single egg cell.

一个卵细胞的重量相当于约175000个精细胞的重量。