换一批
换一批摘要指纹存在对称的事实很早就被人们所认识到,但决定指纹对称的遗传学原因却少有研究.本文从现有的研究成果出发进行论述,指出指纹的对称性起源于DNA的双螺旋结构,是人类性染色体正常组成和结构的表现形式之一.
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abstractsLeft-right-symmetry exists in fingerprint pattern,but there is now little data available in research literatures as to how and what genetic factor(s) play a role for the development of the symmetry.In this review,we reviewed and summarized current literatures,and then presented our points of view on this topic:left-right-symmetry of finger pattern might have come from double helix structure of DNA,and this is one of natural features of karyotypes and structure of human sex chromosomes.
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