科学家利用DNA重建4.3万年前原始女性的样貌
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第一个尼安德塔女性的模型
9月22日电
科学家利用取自4万3千年前尼安德塔人骨骼的DNA(脱氧核醣核酸),成功重建出第一个尼安德塔女性的模型。
据台湾《联合报》援引英国《每日邮报》报道,根据这具模型的外貌特征,研究人员发现某些尼安德塔人有红发、白肤,脸上可能还有雀斑。工作人员以叙述石器时代人类生活的知名卡通“摩登原始人”(The
Flintstones)人物的名字,把这具模型命名为“葳玛”(Wilma)。
这具模型是《国家地理》杂志委托重建。
“葳玛”以多具尼安德塔人女性遗骸的复制品组成,包括骨盆和头骨,缺少的其它部位则以男性骨骼依女性比例缩小复制。重建根据的DNA取自一些有4万3千年历史、遭屠杀食肉的尼安德塔人遗骸。现代人的远亲尼安德塔人是食人族,会在饥饿万分下把死去的同类当成食物。
《国家地理》杂志资深科学编辑施瑞夫表示,这是考古学家首度得以超越化石,一窥绝种人类的实际基因。
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