DNA data yield new human-origins view

DNA evidence suggests that, beginning around 200,000 years ago, separate African and Asian populations evolved into anatomically modern humans.

References:

Harris, E.E., and J. Hey. 1999. X chromosome evidence for ancient human histories. Proceedings of the National Academy of Sciences 96(March 16):3320.

Further Readings:

Bower, B. 1999. DNA's evolutionary dilemma. Science News 155(Feb. 6):88.

Sources:

Eugene E. Harris
Rutgers University
Department of Genetics
Nelson Biological Labs
604 Allison Road
Piscataway, NJ 08854-8082

Jody Hey
University of Edinburgh
Institute of Cell, Animal and Population Biology
Ashworth Laboratories
King's Buildings
Edinburgh EH9 3JT
Scotland

From Science News, Vol. 155, No. 12, March 20, 1999, p. 181. Copyright © 1999, Science Service.

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