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中美联合研究首次发现：受精卵或非“生命起始”
source link: https://tech.sina.com.cn/d/f/2019-07-04/doc-ihytcitk9617384.shtml
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中新社北京7月3日电（戴梦岚）一直以来科学家们都认为，精卵结合受精以后就是生命。但是，最近中美胚胎学家的一项最新联合研究成果表明，人类受精卵存在两套独立纺锤体，即从精卵结合到发生第一次有丝分裂期间，双亲染色体并没有相互融合，而是各自保持空间
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