And using these cells in potentially lifesaving research is morally wrong because even if that embryo was only a few cells or just one cell, it has the potential to be a human being.
而用胚胎干细胞进行潜在的医学研究则更是道德错误，因为即使这胚胎只有几个细胞甚至一个细胞，它仍有机会发育成一个人。
Isolating these cells, which are capable of maturing into any other type of cell, marked a landmark in biology — but a controversial one, since the process destroys a human embryo.
他于1998年首次分离出人类胚胎干细胞，该细胞具有分化为任何其他类型成熟细胞的能力。
A mature embryo sac is composed of egg apparatuses (two synergids and one egg cell), central cells and three antipodal cells.
成熟胚囊包含卵器(由两个助细胞、一个卵细胞组成)，中央细胞及三个反足细胞。
The mature embryo sac is surrounded by en lothelium tapetum. It is composed or an egg apparatus, one central cell with secondary nucleus, and 1—6 antipodal cells.
成熟胚囊被珠被绒毡县包围，由卵器、具次生核的中央细胞以及数目为1至6个反足细胞组成。
The mature embryo sac was one with five nucleus, i. e., egg apparatus and two-nucleus central cell.
成熟的胚囊是五核胚囊：由近珠孔端的卵细胞和两个助细胞以及两个中央极核细胞构成的。
There are risks involved with preimplantation testing, which generally involves removal of one or more cells from an eight-cell embryo called a blastocyst.
着床前检查一般要从一个称为胚泡的8细胞胚胎中取出1个或更多细胞，该过程也存在一定风险。
The International Stem Cell Corporation (ISCo), in Oceanside, California, for one, reckons it can do so and, at the same time, deal with the ethical issue of embryo destruction.
比如，坐落于加州欧申赛德的国际干细胞公司就是其中一个，该公司认为他们不仅能完成Geron所做的，并能同时处理好杀死胚胎方面的道德问题。
The International Stem Cell Corporation (ISCo), in Oceanside, California, for one, reckons it can do so and, at the same time, deal with the ethical issue of embryo destruction.
比如，坐落于加州欧申赛德的国际干细胞公司就是其中一个，该公司认为他们不仅能完成Geron所做的，并能同时处理好杀死胚胎方面的道德问题。
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