The Worldwide Pattern of IQ Scores. East Asians average higher on IQ tests than Whites, both in the U. S. and in Asia, even though IQ tests were developed for use in the Euro-American culture. Around the world, the average IQ for East Asians centers around 106; for Whites, about 100; and for Blacks about 85 in the U.S. and 70 in sub-Saharan Africa.

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Race Differences and the Out-of-Africa theory of Human Origins. East Asian-White-Black differences fit the theory that modern humans arose in Africa about 100,000 years ago and expanded northward. During prolonged winters there was evolutionary selection for higher IQ created by problems of raising children, gathering and storing food, gaining shelter, and making clothes

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Genetic markers for proposed gene-disease associations vary in frequency across populations, but their biological impact on the risk for common diseases may usually be consistent across traditional 'racial' boundaries.

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As the Human Genome Project progressed over the last decade, many on the Left felt the heat of renewed interest in racial differences—they could not be so easily dismissed once we could look inside the genetic code. As a result they have renewed their efforts to deny that racial differences exist in any form other than simply the color of one's skin or the shape of one's lips. However, the denial of racial differences has been based on the specious premise that race is defined by distinct boundaries—a premise that no one but a scientific illiterate could entertain.

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