ASIAN people can trace their roots to Africa, say geneticists, quashing
theories that modern humans are descended from a mixture of regional
populations.
Most scientists believe that modern humans originated in Africa about 100,000
years ago. But some think that a series of early humanoid fossils from Asia show
that local communities could have contributed to the modern gene pool. So Li Jin
at the Human Genetics Center in Houston, Texas, and his colleagues tested the
DNA of more than 12,000 men across modern Asia to find out if this was true. In
all the men, three markers…
