Pregnancy begins when the fertilized egg is implanted in the wall of the uterus. 当受精卵植入子宫壁时,妊娠就开始了。
Many of them may encode molecules that help guide our development from a fertilized egg to a healthy adult, for example. 例如,其中有许多DNA可编码引导我们从受精卵发育为健康成年人的特殊分子。
Normal development, from fertilized egg to adult organism, depends on each cell receiving proper instructions from its environment. 受精卵到成体生物的正常发育依赖于每个细胞从环境中获得正确指令。
So on the personality theory, I did not exist when that fertilized egg came into being, when the egg and the sperm joined. 所以在人格理论上,卵子受精的时候我还不存在,卵子和精子结合时。
Researchers from Newcastle University managed to bypass the problem by implanting genes from the fertilized egg of one woman into a healthy donor egg from another woman. 纽卡斯尔大学的研究人员将一名女性的受精卵植入另外一名女性捐赠的健康的卵子中,从而避免了这一问题。
Of, relating to, or being a twin developed from two separately fertilized ova; dizygotic. Monozygotic twins, on the other hand, arise from the same fertilized egg. 同卵双生子则是由同一个受精卵发育而成的。
The transgene of choice is then injected into a fertilized egg, which is obtained as follows; A female mouse is injected with several hormones to cause it to produce numerous eggs; 然后将这段基因注入受精卵,方法如下:对一只雌老鼠注射激素使其产生大量卵;
The fertilized egg remains where it is for one more week. 受精卵在原处再待一周时间。
The way it works is first you take out a cell from either a part of the body or a fertilized egg. Then you take that cell and put it in to a unfertilized ovum. 这种方法的过程是首先从身体部分或受精卵中取出一个细胞,然后把它放到未受精的卵细胞中。
Sure, a fertilized egg cell as it divides makes every kind of cell in the human body. 当然可以,人体中的一个受精卵细胞在分裂的时候会产生很多种不同的细胞。
Sometimes, a fertilized egg can attach itself to other portions of the woman's body. 有时,一个受精卵可以附上自己的其他部分该名女子的尸体。
And that certainly wasn't true way back at the start of A, as the fertilized egg first begins to split and multiply, subdivide and make organs. 显然不是在A阶段这么早就开始的,当受精的卵子开始分裂繁殖,继续分裂,形成器官。
The development of an adult organism begins with a single fertilized egg following a predetermined cascade of control, in which specific genes are turned on and off at particular times. 个体发育从受精卵开始就受发育调控串基因的有序启动与关闭的控制。
Progesterone: Steroid hormone secreted by the female reproductive system that functions mainly to regulate the condition of the endometrium, preparing it to accept a fertilized egg. 孕酮:女性生殖系统分泌的类固醇激素,主要起调节子宫内膜的变化、使之为受精卵发育作准备的功能。
The fertilized egg of a vertebrate animal following cleavage. The latter causes hydrolysis of the starch in the endosperm. 胚胎卵裂后的脊椎动物的受精卵此后在胚乳中淀粉酶导致淀粉水解。
The extra-uterine pregnancy refers to the fertilized egg outside uterine cavity spot, like oviduct, palace angle, abdominal cavity, ovary and so on place bed growth. 宫外孕是指受精卵在子宫腔以外的部位,如输卵管、宫角、腹腔、卵巢等处着床发育。
It prevents the fertilized egg from connecting to the wall of a woman's uterus. 它阻止受精卵种植在妇女子宫壁上。
At what point in your development from a fertilized egg did there come to be a person? 在受精卵开始的发展,在什么点上成为一个人?
Release of the egg follicle called the corpus luteum, and it will release progesterone, the endometrium thickens and helps to prepare the fertilized egg implanted in the endometrium. 释放出卵子的卵泡称为黄体,并且它会释放出黄体酮,有助于使子宫内膜变厚并准备受精卵植入子宫内膜。
( embryology) the organic process whereby a fertilized egg becomes implanted in the lining of the uterus of placental mammals. (胚胎学)受孕卵被植入有胎盘哺乳动物子宫内的有机过程。
How could something as simple as a fertilized egg grow to become something as complex as an adult organism? 受精卵如此简单的事物是如何成为一个成年生物体那么复杂的事物?
Derived from a single fertilized egg. 由一个受精卵派生来的。
The fertilized egg then enters the uterus of the female, where it develops into a baby. 受精卵进入女性子宫,在那里孕育成婴儿。
That vaccine works after a sperm cell has already joined with an egg. It prevents the fertilized egg from connecting to the wall of a woman's uterus. 那种疫苗是在精细胞已经同卵子结合后才起作用。它阻止受精卵种植在妇女子宫壁上。
Especially endometriosis in tubal interstitial department, the fertilized egg will in this set up shop possibility is very large. 尤其是子宫内膜异位在输卵管间质部时,受精卵就在此安营扎寨的可能性很大。
Identical twins form when a single fertilized egg in the mother's body divides into two embryos. 当母体内的受精卵分裂成两个胚胎时,就形成了同卵双胞胎。
Monozygotic twins-Twins resulting from the division of a fertilized egg. 同卵双胞胎-双城造成司受精卵。
Understand that during the course of human reproduction, a sperm will fertilize an egg and the fertilized egg will develop into an embryo and find out in what way they look like their parents and why. 知道人类繁殖过程中,精子使卵细胞受精,并发育成胚胎,新生命的诞生来之不易;能知道与父母相象的原因。
The fertilized egg is hatched to larval fish at a temperature of 23~ 24.3 ℃ about 26h. 受精卵在23~24.3℃约26h孵化出仔鱼。
From fertilized egg stage to late embryonic development stage, the main connection between embryos was the secondary membrane. 从受精卵到胚胎孵化,胚胎之间最主要的连接方式是依靠次级卵膜的连接。
an animal organism in the early stages of growth and differentiation that in higher forms merge into fetal stages but in lower forms terminate in commencement of larval life