... the follow up. White adoptees turned out to have higher IQs than mixed-race adoptees, who had higher IQs than black adoptees. From this study, the researchers found that the rearing environment continued to have positive effects on children in the adoptive families because there was no significant difference in IQ change between the adopted children and the children of the ... was transferred to the family with a high SES, childhood IQ scores were improved by 12 to 16 points (Wahlsten). Also, besides socioeconomic status, the home environment plays a significant role in a child's intell...

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• Grade Level: Undergraduate