来自原文摘要"A genomic distribution analysis demonstrated that IQ-related genes were enriched in seven regions of chromosome 7 and the X chromosome." 前三位: 染色体 基因数 比例 ChrX* 25 0.1582 Chr7 14 0.0886 Chr17 11 0.0696 后三位 Chr10 2 0.0190 ChrY* 1 0.0063 Chr14 1 0.0063 读文献要仔细啊同学。