;
;While this is occurring an unfertilized egg cell is taken from a Blackface ewe with its DNA filled nucleus taken out leaving a nucleus free egg cell that will later produce an embryo (3).
（
着如果把它）放在一个细胞核已去除的黑面母羊的的营养细胞中，它一会儿就会产生一个胚芽。
卵，未受精卵While this is occurring an unfertilized egg cell is taken from a Blackface ewe with its DNA filled nucleus taken out leaving a nucleus free egg cell that will later produce an embryo (3).
（着如果把它）放在一个细胞核已去除的黑面母羊的的营养细胞中，它一会儿就会产生一个胚芽。
声明：以上例
、词性分类均由互联网资源自动生成，部分未经过人工审核，其表达内容亦不代表本软件的观点；若发现问题，欢迎向我们指正。
