he also came up another theory about black ppl's hereditary

来源: deepsigh 于 2018-07-11 18:10:31 [] [博客] [旧帖] [给我悄悄话] 本文已被阅读： 次 (120 bytes)
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family problem

but soon someone came up with data of the pre 1960s era which defeated his point

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