回复：回复 for no. 4 and 5

来源: waikatolam 于 2003-12-15 04:16:00 [] [旧帖] [给我悄悄话] 阅读数 : (128 bytes)

For answer to No.5, is that from the selection pressure? like inhereted from our ancestor because right- handed is advantageous?



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