世系又稱譜系[1],是指血緣的存續關係[2],人們通過世系可以找到一些人的最近共同祖先。一般人們通過母系世系或父系世系追溯自己的祖先,有些人可能只能通過父系或母系世系來追溯祖先,因為有些文化認為父系或母系的某一方更重要。
參考文獻
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