The experiments on genetically modifying human embryos have required special licences. Times, Sunday Times (2016)They were made into embryos and grown for two weeks, then frozen. The Sun (2016)Q&A What is human embryo testing? Times, Sunday Times (2016)This is where embryos are screened before being put back into the womb. The Sun (2010)What was true of splitting the atom is true of modifying the genes in a human embryo. Times, Sunday Times (2016)The advance reported today would make that possible without destroying the cloned embryo. Times, Sunday Times (2006)The process of screening for embryos was successful though. Times, Sunday Times (2015)She compared them with the stem cells that can be obtained from early embryos. Times, Sunday Times (2007)They are against testing on human embryos in all circumstances. Times, Sunday Times (2006) Screening of embryos is more likely to have to be paid for by individuals. Times, Sunday Times (2009)There is also a shortage of the human eggs and embryos needed to produce stem cells. Times, Sunday Times (2009)Medics took stem cells from human embryos and grew them in a lab. The Sun (2012)It has already restricted embryo transfers to a maximum of two and wants single embryo transfers to become standard. The Sun (2008)This then grows into an embryo. Times, Sunday Times (2006)Below that age, a maximum of two embryos can be transferred. Times, Sunday Times (2006)The embryos will grow to about 250 cells. Times, Sunday Times (2016)When two carriers do marry, they are offered embryo screening. Times, Sunday Times (2010)It also required invasive biopsy of a fragile early embryo, which is difficult to do without inflicting damage. Times, Sunday Times (2008)By growing cells from embryos with diseases like cystic fibrosis, we can learn more about the condition and treatments. The Sun (2008)Researchers obtain them from very early embryos, when they are five to six days old and about the size of a full stop. Times, Sunday Times (2008)It may be perhaps that the embryos have been lost - or in the worst case scenario an embryo has been transferred into the wrong patient. The Sun (2010)
较常使用。在柯林斯辞典中， embryo 是1万个最常用词之一。
embryo 的定义—— 柯林斯 英语词典
Collins Dictionaries for Schools
Unlock language with the Paul Noble method
13th edition of the Collins Dictionary out now!
Meme Ban, Heart Age & Collagin: September’s Words in the News
Catch up on the latest words in the news this September with Robert Groves.
Join the Collins community
All the latest wordy news, linguistic insights, offers and competitions every month.